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Gemstones

Loose stones for setting and repair work. Cabochons and faceted stones in genuine, lab created, simulated and assembled material, alongside diamonds, moissanite and cultured freshwater pearls. Round, oval, marquise, pear, emerald, heart, cushion, square and trillion shapes in calibrated millimeter sizes from 1 mm up. Filter by stone, shape, size and color to match an existing mounting.

Filtri

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Round Faceted Pink Amethyst

Otto Frei
Part # Varies
Prezzo originale $5.50 - Prezzo originale $18.50
Prezzo originale
$5.50 - $18.50
$5.50 - $18.50
Prezzo attuale $5.50

Pink Amethyst, also known as Rose De France, is amethyst that displays a pale pink to lavender color. Part of the quartz family, amethyst is the mo...

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Prezzo originale $5.50 - Prezzo originale $18.50
Prezzo originale
$5.50 - $18.50
$5.50 - $18.50
Prezzo attuale $5.50
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Oval Faceted Imitation Peridot

Otto Frei
Part # Varies
Prezzo originale $6.75 - Prezzo originale $20.95
Prezzo originale
$6.75 - $20.95
$6.75 - $20.95
Prezzo attuale $6.75

These oval faceted imitation peridot stones display the characteristic lime-green color of natural peridot. Each simulant is a lab-created yellow-g...

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Prezzo originale $6.75 - Prezzo originale $20.95
Prezzo originale
$6.75 - $20.95
$6.75 - $20.95
Prezzo attuale $6.75
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Marquise Faceted Imitation Sapphire

Otto Frei
Part # Varies
Prezzo originale $1.50 - Prezzo originale $6.00
Prezzo originale
$1.50 - $6.00
$1.50 - $6.00
Prezzo attuale $1.50

Mimicking the royal blue color of natural sapphire, these marquise faceted imitation sapphires are composed of lab-created blue spinel. Designed as...

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Prezzo originale $1.50 - Prezzo originale $6.00
Prezzo originale
$1.50 - $6.00
$1.50 - $6.00
Prezzo attuale $1.50
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Heart Faceted Imitation Blue Zircon

Otto Frei
Part # Varies
Prezzo originale $1.89 - Prezzo originale $3.36
Prezzo originale
$1.89 - $3.36
$1.89 - $3.36
Prezzo attuale $1.89

This lab-created blue spinel displays the ocean blue shade of zircon without its characteristic brittleness. Crafted as a zircon simulant, these he...

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Prezzo originale $1.89 - Prezzo originale $3.36
Prezzo originale
$1.89 - $3.36
$1.89 - $3.36
Prezzo attuale $1.89
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Heart Faceted Imitation Red Garnet

Otto Frei
Part # Varies
Prezzo originale $4.90 - Prezzo originale $5.20
Prezzo originale
$4.90 - $5.20
$4.90 - $5.20
Prezzo attuale $4.90

This Heart Faceted Imitation Red Garnet is a garnet simulant composed of synthetic red corundum, displaying a deep, vivid red color. With a hardnes...

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Prezzo originale $4.90 - Prezzo originale $5.20
Prezzo originale
$4.90 - $5.20
$4.90 - $5.20
Prezzo attuale $4.90
Esaurito
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Square Faceted Imitation Red Garnet

Otto Frei
Part # Varies
Prezzo originale $2.45 - Prezzo originale $5.00
Prezzo originale
$2.45 - $5.00
$2.45 - $5.00
Prezzo attuale $2.45

This square faceted red garnet simulant is composed of synthetic red corundum, displaying a deep, vivid red color that closely mimics the appearanc...

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Prezzo originale $2.45 - Prezzo originale $5.00
Prezzo originale
$2.45 - $5.00
$2.45 - $5.00
Prezzo attuale $2.45
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Oval Faceted Genuine Swiss Blue Topaz

Otto Frei
Part # Varies
Prezzo originale $4.60 - Prezzo originale $17.00
Prezzo originale
$4.60 - $17.00
$4.60 - $17.00
Prezzo attuale $4.60

Swiss Blue Topaz is the trade name used to describe a vivid medium to medium-dark blue hue of topaz. This gem is a great alternative to aquamarine,...

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Prezzo originale $4.60 - Prezzo originale $17.00
Prezzo originale
$4.60 - $17.00
$4.60 - $17.00
Prezzo attuale $4.60
Esaurito
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Round Faceted Genuine Swiss Blue Topaz

Otto Frei
Part # Varies
Prezzo originale $6.00 - Prezzo originale $60.00
Prezzo originale
$6.00 - $60.00
$6.00 - $60.00
Prezzo attuale $6.00

Swiss Blue Topaz is the trade name used to describe a vivid medium to medium-dark blue hue of topaz. This genuine faceted gemstone is a great alter...

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Prezzo originale $6.00 - Prezzo originale $60.00
Prezzo originale
$6.00 - $60.00
$6.00 - $60.00
Prezzo attuale $6.00
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Pear Faceted Genuine Smoky Quartz

Otto Frei
Part # Varies
Prezzo originale $5.20 - Prezzo originale $9.00
Prezzo originale
$5.20 - $9.00
$5.20 - $9.00
Prezzo attuale $5.20

Smoky Quartz is a widely available and affordable genuine gemstone with a rich history in jewelry design. Popular during the Victorian era and ofte...

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Prezzo originale $5.20 - Prezzo originale $9.00
Prezzo originale
$5.20 - $9.00
$5.20 - $9.00
Prezzo attuale $5.20
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Oval Faceted Genuine Smoky Quartz

Otto Frei
Part # Varies
Prezzo originale $5.40 - Prezzo originale $6.90
Prezzo originale
$5.40 - $6.90
$5.40 - $6.90
Prezzo attuale $5.40

Smoky Quartz is a widely available and affordable genuine gemstone with a long history of popularity, particularly during the Victorian era. Often ...

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Prezzo originale $5.40 - Prezzo originale $6.90
Prezzo originale
$5.40 - $6.90
$5.40 - $6.90
Prezzo attuale $5.40
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Oval Faceted Genuine Ruby

Otto Frei
Part # Varies
Prezzo originale $56.00 - Prezzo originale $498.00
Prezzo originale
$56.00 - $498.00
$56.00 - $498.00
Prezzo attuale $56.00

Known as the "King of Gems" in Sanskrit, ruby is one of the most desired and valuable gemstones, prized as far back as biblical times. Ruby is the ...

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Prezzo originale $56.00 - Prezzo originale $498.00
Prezzo originale
$56.00 - $498.00
$56.00 - $498.00
Prezzo attuale $56.00
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Marquise Genuine Faceted Garnet

Otto Frei
Part # Varies
Prezzo originale $2.70 - Prezzo originale $4.24
Prezzo originale
$2.70 - $4.24
$2.70 - $4.24
Prezzo attuale $2.70

Garnet is actually a set of closely related minerals that form the Garnet group. While all members share the same crystal structure, they vary in c...

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Prezzo originale $2.70 - Prezzo originale $4.24
Prezzo originale
$2.70 - $4.24
$2.70 - $4.24
Prezzo attuale $2.70
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Round Faceted Genuine Emerald

Otto Frei
Part # Varies
Prezzo originale $17.00 - Prezzo originale $359.04
Prezzo originale
$17.00 - $359.04
$17.00 - $359.04
Prezzo attuale $17.00

Emerald is considered the world's finest green gemstone and has been highly prized and coveted for centuries, from Cleopatra to European royalty. E...

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Prezzo originale $17.00 - Prezzo originale $359.04
Prezzo originale
$17.00 - $359.04
$17.00 - $359.04
Prezzo attuale $17.00
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Oval Faceted Genuine Amethyst

Otto Frei
Part # Varies
Prezzo originale $6.00 - Prezzo originale $12.00
Prezzo originale
$6.00 - $12.00
$6.00 - $12.00
Prezzo attuale $6.00

Amethyst has captivated gem lovers for centuries — early Greeks believed its rich purple hue had the power to prevent drunkenness, and the stone's ...

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Prezzo originale $6.00 - Prezzo originale $12.00
Prezzo originale
$6.00 - $12.00
$6.00 - $12.00
Prezzo attuale $6.00
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Round Picture Jasper Cabochon

Otto Frei
Part # Varies
Prezzo originale $3.90 - Prezzo originale $5.25
Prezzo originale
$3.90 - $5.25
$3.90 - $5.25
Prezzo attuale $3.90

Picture Jasper cabochons offer the natural beauty of an opaque chalcedony stone, prized for its tan base accented with brown and black dots, swirls...

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Prezzo originale $3.90 - Prezzo originale $5.25
Prezzo originale
$3.90 - $5.25
$3.90 - $5.25
Prezzo attuale $3.90
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Round Genuine Aquamarine Cabochon

Otto Frei
Part # Varies
Prezzo originale $10.50 - Prezzo originale $85.02
Prezzo originale
$10.50 - $85.02
$10.50 - $85.02
Prezzo attuale $10.50

Aquamarine takes its name from the Latin for "sea water," and its cool, tranquil blue reflects that origin beautifully. Ranging from light to mediu...

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Prezzo originale $10.50 - Prezzo originale $85.02
Prezzo originale
$10.50 - $85.02
$10.50 - $85.02
Prezzo attuale $10.50
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Oval Genuine Aquamarine Cabochon

Otto Frei
Part # Varies
Prezzo originale $18.60 - Prezzo originale $100.00
Prezzo originale
$18.60 - $100.00
$18.60 - $100.00
Prezzo attuale $18.60

Aquamarine takes its name from the Latin for "sea water," displaying a cool blue that ranges from greenish blue to blue-green. A member of the Bery...

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Prezzo originale $18.60 - Prezzo originale $100.00
Prezzo originale
$18.60 - $100.00
$18.60 - $100.00
Prezzo attuale $18.60
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Round Denim Lapis Cabochon

Otto Frei
Part # Varies
Prezzo originale $1.80 - Prezzo originale $2.55
Prezzo originale
$1.80 - $2.55
$1.80 - $2.55
Prezzo attuale $1.80

Lapis Lazuli has been mined in the mountains of Afghanistan for more than 6,000 years — these mountains are among the world's oldest known commerci...

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Prezzo originale $1.80 - Prezzo originale $2.55
Prezzo originale
$1.80 - $2.55
$1.80 - $2.55
Prezzo attuale $1.80
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Round Genuine Emerald Cabochon

Otto Frei
Part # Varies
Prezzo originale $18.00 - Prezzo originale $40.00
Prezzo originale
$18.00 - $40.00
$18.00 - $40.00
Prezzo attuale $18.00

Emerald is considered the world's finest green gemstone and has been highly prized and coveted for centuries, from Cleopatra to European royalty. E...

Visualizza tutti i dettagli
Prezzo originale $18.00 - Prezzo originale $40.00
Prezzo originale
$18.00 - $40.00
$18.00 - $40.00
Prezzo attuale $18.00
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Round Opal Triplet Cabochon

Otto Frei
Part # Varies
Prezzo originale $12.80 - Prezzo originale $22.05
Prezzo originale
$12.80 - $22.05
$12.80 - $22.05
Prezzo attuale $12.80

Opal is the world's most popular phenomenal gemstone, with many cultures believing that opals have supernatural origins and power. These Round Opal...

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Prezzo originale $12.80 - Prezzo originale $22.05
Prezzo originale
$12.80 - $22.05
$12.80 - $22.05
Prezzo attuale $12.80
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Oval Genuine Pink Opal Cabochon

Otto Frei
Part # Varies
Prezzo originale $22.35 - Prezzo originale $42.00
Prezzo originale
$22.35 - $42.00
$22.35 - $42.00
Prezzo attuale $22.35

Opal is the world's most popular phenomenal gemstone, with many cultures believing that opals have supernatural origins and powers. These Oval Genu...

Visualizza tutti i dettagli
Prezzo originale $22.35 - Prezzo originale $42.00
Prezzo originale
$22.35 - $42.00
$22.35 - $42.00
Prezzo attuale $22.35
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Oval Swiss Blue Topaz Cabochon

Otto Frei
Part # Varies
Prezzo originale $13.50 - Prezzo originale $46.95
Prezzo originale
$13.50 - $46.95
$13.50 - $46.95
Prezzo attuale $13.50

Swiss Blue Topaz is the trade name used to describe a vivid medium to medium-dark blue hue of topaz. This gem is a great alternative to aquamarine,...

Visualizza tutti i dettagli
Prezzo originale $13.50 - Prezzo originale $46.95
Prezzo originale
$13.50 - $46.95
$13.50 - $46.95
Prezzo attuale $13.50
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Oval Taiwan Jade Cabochon

Otto Frei
Part # Varies
Prezzo originale $5.00 - Prezzo originale $15.00
Prezzo originale
$5.00 - $15.00
$5.00 - $15.00
Prezzo attuale $5.00

Highly prized since prehistoric times, jade has been used for many purposes beyond jewelry, including tools, religious artifacts, medicine, and mus...

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Prezzo originale $5.00 - Prezzo originale $15.00
Prezzo originale
$5.00 - $15.00
$5.00 - $15.00
Prezzo attuale $5.00
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Round Tiger's-Eye Cabochon

Otto Frei
Part # Varies
Prezzo originale $2.00 - Prezzo originale $10.00
Prezzo originale
$2.00 - $10.00
$2.00 - $10.00
Prezzo attuale $2.00

Tiger's Eye is a member of the quartz family and one of the top-selling gemstones among jewelers and metalsmiths. Its enduring popularity stems fro...

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Prezzo originale $2.00 - Prezzo originale $10.00
Prezzo originale
$2.00 - $10.00
$2.00 - $10.00
Prezzo attuale $2.00
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Cultured Freshwater Fully Drilled Pearl

Otto Frei
Part # Varies
Prezzo originale $5.25 - Prezzo originale $23.25
Prezzo originale
$5.25 - $23.25
$5.25 - $23.25
Prezzo attuale $5.25

From ancient China, where pearls were believed to protect against fire and dragons, to Europe, where they symbolized modesty and purity, pearls hav...

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Prezzo originale $5.25 - Prezzo originale $23.25
Prezzo originale
$5.25 - $23.25
$5.25 - $23.25
Prezzo attuale $5.25
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Heart Faceted Cubic Zirconia

Otto Frei
Part # Varies
Prezzo originale $2.00 - Prezzo originale $6.54
Prezzo originale
$2.00 - $6.54
$2.00 - $6.54
Prezzo attuale $2.00

Cubic Zirconia is a man-made gemstone that offers an affordable alternative to precious gemstones and is suitable for everyday wear. Cut in a class...

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Prezzo originale $2.00 - Prezzo originale $6.54
Prezzo originale
$2.00 - $6.54
$2.00 - $6.54
Prezzo attuale $2.00
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Oval Faceted Genuine Sky Blue Topaz

Otto Frei
Part # Varies
Prezzo originale $5.40 - Prezzo originale $15.52
Prezzo originale
$5.40 - $15.52
$5.40 - $15.52
Prezzo attuale $5.40

Sky Blue Topaz is the trade name used to describe a bright, light blue hue of topaz. This gem is a popular alternative to aquamarine, offering more...

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Prezzo originale $5.40 - Prezzo originale $15.52
Prezzo originale
$5.40 - $15.52
$5.40 - $15.52
Prezzo attuale $5.40
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Emerald Moissanite - 10x8mm

Otto Frei
Part # 965-128
Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$105.00
$105.00 - $105.00
Prezzo attuale $105.00

Moissanite in the jewelry industry is synthetic material. With one of the highest refractive indexes and light dispersion ratings of any gemstone s...

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Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$105.00
$105.00 - $105.00
Prezzo attuale $105.00
Esaurito
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Round Created Diamond - 3.5mm

Otto Frei
Part # 97C-350
Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$36.00
$36.00 - $36.00
Prezzo attuale $36.00

This 3.5mm full cut round brilliant diamond offers the brilliance and elegance of a traditional diamond at a reduced cost and with less environment...

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Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$36.00
$36.00 - $36.00
Prezzo attuale $36.00
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Pack-5 Rock Deco Natural Rose Cut Diamonds-2.2mm Grey

Otto Frei
Part # 975-120
Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$75.00
$75.00 - $75.00
Prezzo attuale $75.00

For the first time, jewelers and designers can source calibrated natural rose cut diamonds in consistent sizes. These 2.2mm grey rose cut diamonds ...

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Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$75.00
$75.00 - $75.00
Prezzo attuale $75.00
Esaurito
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Diamond Melee 2mm SI

Otto Frei
Part # 970-020
Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$35.00
$35.00 - $35.00
Prezzo attuale $35.00

Add brilliant sparkle to your fine jewelry designs with this 2mm Full Cut Round Diamond Melee, sold individually. With an F–G color grade and SI cl...

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Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$35.00
$35.00 - $35.00
Prezzo attuale $35.00
Esaurito
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12mmx 10mm Cushion Buff Top Genuine Lapis Lazuli Cabochon, High Quality

Otto Frei
Part # 931-H32
Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$36.00
$36.00 - $36.00
Prezzo attuale $36.00

Lapis Lazuli has been mined in the mountains of Afghanistan for more than 6,000 years — these mountains are the world's oldest known commercial gem...

Visualizza tutti i dettagli
Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$36.00
$36.00 - $36.00
Prezzo attuale $36.00
Esaurito
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Oval Kyanite Cabachon

Otto Frei
Part # Varies
Prezzo originale $20.00 - Prezzo originale $25.50
Prezzo originale
$20.00 - $25.50
$20.00 - $25.50
Prezzo attuale $20.00

Kyanite is named from the Greek word kyanos, meaning "dark blue." This striking gemstone often resembles sapphire and is widely used as an alternat...

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Prezzo originale $20.00 - Prezzo originale $25.50
Prezzo originale
$20.00 - $25.50
$20.00 - $25.50
Prezzo attuale $20.00
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Round 5mm Genuine Red Aventurine Cabochon

Otto Frei
Part # 937-050
Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$4.80
$4.80 - $4.80
Prezzo attuale $4.80

Add a rich, natural accent to your jewelry work with this Genuine Red Aventurine Cabochon. Measuring 5mm in a smooth round shape, this cabochon off...

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Prezzo originale $0.00 - Prezzo originale $0.00
Prezzo originale $0.00
$4.80
$4.80 - $4.80
Prezzo attuale $4.80
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Oval Buff Top Genuine Hematite Cabochon

Otto Frei
Part # Varies
Prezzo originale $1.32 - Prezzo originale $2.55
Prezzo originale
$1.32 - $2.55
$1.32 - $2.55
Prezzo attuale $1.32

Hematite is composed of iron oxide, exhibiting a shiny, metallic luster that has made it a traditional favorite in men's jewelry. With the highest ...

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Prezzo originale $1.32 - Prezzo originale $2.55
Prezzo originale
$1.32 - $2.55
$1.32 - $2.55
Prezzo attuale $1.32
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Round Kyanite Cabochon

Otto Frei
Part # 9CB-RO-001-BL-20MM
Prezzo originale $25.00 - Prezzo originale $25.00
Prezzo originale
$25.00
$25.00 - $25.00
Prezzo attuale $25.00

Kyanite takes its name from the Greek word kyanos, meaning "dark blue." This distinctive gemstone closely resembles sapphire and is widely used as ...

Visualizza tutti i dettagli
Prezzo originale $25.00 - Prezzo originale $25.00
Prezzo originale
$25.00
$25.00 - $25.00
Prezzo attuale $25.00