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Round Faceted Lab-Created Emerald

Otto Frei
Part # 910-596
Original price $12.00 - Original price $30.80
Original price
$30.80
$12.00 - $30.80
Current price $30.80

Composed of man-made beryl with the same chemical composition as natural emerald, these round faceted lab-created emeralds offer excellent clarity ...

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Original price $12.00 - Original price $30.80
Original price
$30.80
$12.00 - $30.80
Current price $30.80
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Oval Synthetic Ocean Blue Zircon Spinel

Otto Frei
Part # 918-C35
Original price $2.00 - Original price $12.20
Original price
$4.00
$2.00 - $12.20
Current price $4.00

Oval Synthetic Ocean Blue Zircon Spinel offers jewelers and metalsmiths a vibrant, lab-created gemstone alternative with the rich ocean blue color ...

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Original price $2.00 - Original price $12.20
Original price
$4.00
$2.00 - $12.20
Current price $4.00
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Oval Amber Cabochon

Otto Frei
Part # Varies
Original price $3.18 - Original price $62.80
Original price
$3.18 - $62.80
$3.18 - $62.80
Current price $3.18

Amber is an organic gem formed millions of years ago when sap from ancient pine trees hardened and fossilized. Amber artifacts date back to 10,000 ...

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Original price $3.18 - Original price $62.80
Original price
$3.18 - $62.80
$3.18 - $62.80
Current price $3.18
10+ Supplies & Gravers, Get 12% Off

Closeout Oval Red Moss Agate

Otto Frei
Part # 936-722
Original price $3.00 - Original price $10.00
Original price
$3.00
$3.00 - $10.00
Current price $3.00

Oval Red Moss Agate cabochons offer a striking combination of warm red tones and the characteristic moss-like inclusions that make agate a perennia...

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Original price $3.00 - Original price $10.00
Original price
$3.00
$3.00 - $10.00
Current price $3.00
10+ Supplies & Gravers, Get 12% Off

Straight Baguette Faceted Cubic Zirconia

Otto Frei
Part # Varies
Original price $1.05 - Original price $3.20
Original price
$1.05 - $3.20
$1.05 - $3.20
Current price $1.05

Straight Step-Cut Baguette Cubic Zirconia stones offer an affordable, brilliant alternative to precious gemstones, making them ideal for statement ...

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Original price $1.05 - Original price $3.20
Original price
$1.05 - $3.20
$1.05 - $3.20
Current price $1.05
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Marquise Faceted Cubic Zirconia

Otto Frei
Part # 907-026
Original price $1.50 - Original price $16.25
Original price
$3.00
$1.50 - $16.25
Current price $3.00

Cubic Zirconia is a man-made gemstone that serves as an affordable alternative to precious gemstones and is suitable for everyday wear. These marqu...

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Original price $1.50 - Original price $16.25
Original price
$3.00
$1.50 - $16.25
Current price $3.00
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Round Faceted Genuine Garnet

Otto Frei
Part # 920-125
Original price $1.65 - Original price $34.35
Original price
$1.95
$1.65 - $34.35
Current price $1.95

Garnet is a set of closely related minerals sharing the same crystal structure while varying in chemical composition. Red is the most common and ab...

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Original price $1.65 - Original price $34.35
Original price
$1.95
$1.65 - $34.35
Current price $1.95
10+ Supplies & Gravers, Get 12% Off

Oval Lab-Created Ruby Cabochon

Otto Frei
Part # 931-765
Original price $5.00 - Original price $12.00
Original price
$12.00
$5.00 - $12.00
Current price $12.00

Composed of man-made corundum with the same chemical composition and durability as natural ruby, these oval lab-created ruby cabochons offer excell...

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Original price $5.00 - Original price $12.00
Original price
$12.00
$5.00 - $12.00
Current price $12.00
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Round Amber Cabochon

Otto Frei
Part # 937-410
Original price $7.00 - Original price $16.00
Original price
$16.00
$7.00 - $16.00
Current price $16.00

Amber is an organic gem formed millions of years ago when sap from ancient pine trees hardened and fossilized. Amber artifacts date back to 10,000 ...

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Original price $7.00 - Original price $16.00
Original price
$16.00
$7.00 - $16.00
Current price $16.00
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Round Rose Quartz Cabochon

Otto Frei
Part # 937-A05
Original price $1.25 - Original price $8.25
Original price
$1.50
$1.25 - $8.25
Current price $1.50

Rose Quartz derives its name from its pastel pink appearance, ranging from very light to medium-dark pink. Known as the "love stone," this gem has ...

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Original price $1.25 - Original price $8.25
Original price
$1.50
$1.25 - $8.25
Current price $1.50
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Oval Black Onyx Cabochon

Otto Frei
Part # Varies
Original price $0.60 - Original price $8.00
Original price
$0.60 - $8.00
$0.60 - $8.00
Current price $0.60

Black Onyx, also known as black agate, is dyed black chalcedony. Chalcedony is composed of microscopic quartz crystals not visible to the naked eye...

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Original price $0.60 - Original price $8.00
Original price
$0.60 - $8.00
$0.60 - $8.00
Current price $0.60
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Oval Genuine Lapis Lazuli Cabochon, High Quality

Otto Frei
Part # 928-G28
Original price $4.45 - Original price $48.00
Original price
$15.00
$4.45 - $48.00
Current price $15.00

Lapis Lazuli has been mined in the mountains of Afghanistan for more than 6,000 years — home to the world's oldest known commercial gemstone mines....

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Original price $4.45 - Original price $48.00
Original price
$15.00
$4.45 - $48.00
Current price $15.00
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Emerald/Octagon Faceted Lab-Created Ruby

Otto Frei
Part # 915-748
Original price $3.15 - Original price $8.37
Original price
$8.37
$3.15 - $8.37
Current price $8.37

Cut in a classic emerald/octagon faceted shape, these lab-created rubies are composed of man-made corundum sharing the same chemical composition an...

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Original price $3.15 - Original price $8.37
Original price
$8.37
$3.15 - $8.37
Current price $8.37
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Round Faceted Genuine Citrine

Otto Frei
Part # Varies
Original price $4.40 - Original price $28.00
Original price
$4.40 - $28.00
$4.40 - $28.00
Current price $4.40

Citrine ranges from transparent yellow to brownish orange in color and takes its name from citron, a fruit related to the lemon. Most citrine is pr...

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Original price $4.40 - Original price $28.00
Original price
$4.40 - $28.00
$4.40 - $28.00
Current price $4.40
10+ Supplies & Gravers, Get 12% Off

Round Swiss Blue Topaz Cabochon

Otto Frei
Part # Varies
Original price $3.45 - Original price $40.68
Original price
$3.45 - $40.68
$3.45 - $40.68
Current price $3.45

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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Original price $3.45 - Original price $40.68
Original price
$3.45 - $40.68
$3.45 - $40.68
Current price $3.45
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Oval Sleeping Beauty Turquoise Cabochon

Otto Frei
Part # Varies
Original price $13.50 - Original price $800.00
Original price
$13.50 - $800.00
$13.50 - $800.00
Current price $13.50

Turquoise has been a prized gemstone for many cultures and civilizations, including the Ancient Egyptians and Native Americans. Turquoise is heavil...

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Original price $13.50 - Original price $800.00
Original price
$13.50 - $800.00
$13.50 - $800.00
Current price $13.50
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Cultured Freshwater Round Pearl

Otto Frei
Part # Varies
Original price $2.00 - Original price $17.50
Original price
$2.00 - $17.50
$2.00 - $17.50
Current price $2.00

From talismans believed to protect against fire and dragons in ancient China to symbols of modesty and purity in Europe, pearls have been treasured...

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Original price $2.00 - Original price $17.50
Original price
$2.00 - $17.50
$2.00 - $17.50
Current price $2.00
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Round Faceted Genuine White Sapphire

Otto Frei
Part # Varies
Original price $5.44 - Original price $298.00
Original price
$5.44 - $298.00
$5.44 - $298.00
Current price $5.44

White sapphire, also known as colorless sapphire or leucosapphire, is corundum in its purest form. Differing amounts and combinations of trace elem...

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Original price $5.44 - Original price $298.00
Original price
$5.44 - $298.00
$5.44 - $298.00
Current price $5.44
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Round Red Jasper Cabochon

Otto Frei
Part # 9CB-RO-002-RD-12MM
Original price $2.60 - Original price $4.50
Original price
$2.60
$2.60 - $4.50
Current price $2.60

Jasper is an opaque chalcedony that can display a variety of colors and patterns, making each stone unique. These round red jasper cabochons featur...

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Original price $2.60 - Original price $4.50
Original price
$2.60
$2.60 - $4.50
Current price $2.60
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Round Faceted Tanzanite

Otto Frei
Part # Varies
Original price $10.00 - Original price $400.00
Original price
$10.00 - $400.00
$10.00 - $400.00
Current price $10.00

Tanzanite is found in only one location in the entire world — Tanzania, in Eastern Africa. Discovered in 1962, tanzanite is a relative newcomer to ...

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Original price $10.00 - Original price $400.00
Original price
$10.00 - $400.00
$10.00 - $400.00
Current price $10.00
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Oval Faceted Lab-Created Blue Sapphire

Otto Frei
Part # Varies
Original price $5.00 - Original price $22.95
Original price
$5.00 - $22.95
$5.00 - $22.95
Current price $5.00

These oval faceted lab-created blue sapphires are composed of man-made corundum sharing the same chemical composition and physical durability as na...

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Original price $5.00 - Original price $22.95
Original price
$5.00 - $22.95
$5.00 - $22.95
Current price $5.00
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Round Faceted Genuine Iolite

Otto Frei
Part # Varies
Original price $6.00 - Original price $27.00
Original price
$6.00 - $27.00
$6.00 - $27.00
Current price $6.00

Iolite takes its name from the Greek word for violet, and it earns that distinction with a vivid violet-blue color that immediately draws the eye. ...

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Original price $6.00 - Original price $27.00
Original price
$6.00 - $27.00
$6.00 - $27.00
Current price $6.00
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Oval Lab-Created Blue Sapphire Cabochon

Otto Frei
Part # 931-965
Original price $16.00 - Original price $36.00
Original price
$36.00
$16.00 - $36.00
Current price $36.00

These oval lab-created blue sapphire cabochons are composed of man-made corundum sharing the same chemical composition and durability as natural sa...

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Original price $16.00 - Original price $36.00
Original price
$36.00
$16.00 - $36.00
Current price $36.00
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Bloodstone Oval Cabochon

Otto Frei
Part # 935-B12
Original price $2.55 - Original price $9.90
Original price
$3.75
$2.55 - $9.90
Current price $3.75

Bloodstone is a member of the Chalcedony family, prized for its opaque dark green to brownish green background accented by distinctive red and redd...

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Original price $2.55 - Original price $9.90
Original price
$3.75
$2.55 - $9.90
Current price $3.75
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Oval Opal Triplet Cabochon

Otto Frei
Part # 949-242
Original price $9.00 - Original price $95.00
Original price
$45.00
$9.00 - $95.00
Current price $45.00

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

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Original price $9.00 - Original price $95.00
Original price
$45.00
$9.00 - $95.00
Current price $45.00
10+ Supplies & Gravers, Get 12% Off

Round Sleeping Beauty Turquoise Cabochon

Otto Frei
Part # Varies
Original price $5.00 - Original price $320.00
Original price
$5.00 - $320.00
$5.00 - $320.00
Current price $5.00

Turquoise has been a prized gemstone across many cultures and civilizations, from Ancient Egyptians to Native Americans. Found in Egyptian tombs an...

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Original price $5.00 - Original price $320.00
Original price
$5.00 - $320.00
$5.00 - $320.00
Current price $5.00
10+ Supplies & Gravers, Get 12% Off

Pear Faceted Cubic Zirconia

Otto Frei
Part # 909-012
Original price $1.95 - Original price $18.00
Original price
$1.95
$1.95 - $18.00
Current price $1.95

Cubic zirconia is a man-made gemstone that offers an affordable alternative to precious gemstones while delivering impressive brilliance and sparkl...

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Original price $1.95 - Original price $18.00
Original price
$1.95
$1.95 - $18.00
Current price $1.95
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Round Faceted Genuine Blue Sapphire

Otto Frei
Part # Varies
Original price $6.00 - Original price $500.00
Original price
$6.00 - $500.00
$6.00 - $500.00
Current price $6.00

Sapphire is one of the most popular colored gemstones in the United States, prized for its extraordinary durability and suitability for everyday we...

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Original price $6.00 - Original price $500.00
Original price
$6.00 - $500.00
$6.00 - $500.00
Current price $6.00
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Pack-5 Rock Deco Natural Rose Cut Diamonds-1.3mm White

Otto Frei
Part # 975-010
Original price $0.00 - Original price $0.00
Original price $0.00
$30.00
$30.00 - $30.00
Current price $30.00

For the first time, you can buy calibrated sizes of these natural rose cut diamonds. Offered in a convenient pack of 5, these 1.3mm white rose cut ...

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Original price $0.00 - Original price $0.00
Original price $0.00
$30.00
$30.00 - $30.00
Current price $30.00
Sold out
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Pear Faceted Lab-Created Ruby

Otto Frei
Part # 919-734
Original price $3.30 - Original price $6.40
Original price
$5.20
$3.30 - $6.40
Current price $5.20

Crafted from man-made corundum with the same chemical composition and durability as natural ruby, these pear faceted lab-created rubies offer excep...

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Original price $3.30 - Original price $6.40
Original price
$5.20
$3.30 - $6.40
Current price $5.20
10+ Supplies & Gravers, Get 12% Off

Round Faceted Genuine Smoky Quartz

Otto Frei
Part # Varies
Original price $3.70 - Original price $9.00
Original price
$3.70 - $9.00
$3.70 - $9.00
Current price $3.70

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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Original price $3.70 - Original price $9.00
Original price
$3.70 - $9.00
$3.70 - $9.00
Current price $3.70
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Round Faceted Genuine Ruby

Otto Frei
Part # Varies
Original price $8.00 - Original price $830.00
Original price
$8.00 - $830.00
$8.00 - $830.00
Current price $8.00

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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Original price $8.00 - Original price $830.00
Original price
$8.00 - $830.00
$8.00 - $830.00
Current price $8.00
10+ Supplies & Gravers, Get 12% Off

Round Faceted Genuine Aquamarine

Otto Frei
Part # 920-325
Original price $10.00 - Original price $75.00
Original price
$11.50
$10.00 - $75.00
Current price $11.50

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

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Original price $10.00 - Original price $75.00
Original price
$11.50
$10.00 - $75.00
Current price $11.50
10+ Supplies & Gravers, Get 12% Off

Round Peach Moonstone Cabochon

Otto Frei
Part # Varies
Original price $11.25 - Original price $12.25
Original price
$11.25 - $12.25
$11.25 - $12.25
Current price $11.25

Moonstone is a member of the feldspar group mineral orthoclase and consists of alternating layers of the minerals albite and orthoclase. When light...

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Original price $11.25 - Original price $12.25
Original price
$11.25 - $12.25
$11.25 - $12.25
Current price $11.25
Sold out
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12mm x 10mm Oval Peach Moonstone Cabochon

Otto Frei
Part # 935-380
Original price $0.00 - Original price $0.00
Original price $0.00
$24.00
$24.00 - $24.00
Current price $24.00

Moonstone is a member of the feldspar group mineral orthoclase, consisting of alternating layers of the minerals albite and orthoclase. When light ...

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Original price $0.00 - Original price $0.00
Original price $0.00
$24.00
$24.00 - $24.00
Current price $24.00
Sold out
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Pear Faceted Imitation Blue Zircon

Otto Frei
Part # Varies
Original price $3.60 - Original price $7.50
Original price
$3.60 - $7.50
$3.60 - $7.50
Current price $3.60

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

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Original price $3.60 - Original price $7.50
Original price
$3.60 - $7.50
$3.60 - $7.50
Current price $3.60