Skip to content

Gemstones

Filters

$0 $830

Closeout-Round Swarovski Gemstones™ Genuine White Topaz

Swarovski
Part # Varies
Original price $12.10 - Original price $20.58
Original price $12.10 - Original price $20.58
Original price $12.10
$8.64 - $14.70
$8.64 - $14.70
Current price $8.64

Swarovski Gems™ Genuine White Topaz brings exceptional brilliance and purity to natural topaz through Swarovski's proprietary Natural Brilliance Cu...

View full details
Original price $12.10 - Original price $20.58
Original price $12.10 - Original price $20.58
Original price $12.10
$8.64 - $14.70
$8.64 - $14.70
Current price $8.64
10+ Supplies & Gravers, Get 12% Off

Pear Faceted Imitation Red Garnet

Otto Frei
Part # Varies
Original price $4.50 - Original price $6.90
Original price
$4.50 - $6.90
$4.50 - $6.90
Current price $4.50

This garnet simulant is made from lab-created corundum, displaying a deep, vivid red color characteristic of natural garnet. With a hardness of 9 o...

View full details
Original price $4.50 - Original price $6.90
Original price
$4.50 - $6.90
$4.50 - $6.90
Current price $4.50
10+ Supplies & Gravers, Get 12% Off

Round Rainbow Moonstone Cabochon

Otto Frei
Part # Varies
Original price $4.00 - Original price $76.14
Original price
$4.00 - $76.14
$4.00 - $76.14
Current price $4.00

Rainbow Moonstone is the trade name for a variety of labradorite that shows multi-colored adularescence over a light body color. While it belongs t...

View full details
Original price $4.00 - Original price $76.14
Original price
$4.00 - $76.14
$4.00 - $76.14
Current price $4.00
10+ Supplies & Gravers, Get 12% Off

Cultured Freshwater Half-Drilled Rose Pearl

Otto Frei
Part # Varies
Original price $12.00 - Original price $38.00
Original price
$12.00 - $38.00
$12.00 - $38.00
Current price $12.00

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

View full details
Original price $12.00 - Original price $38.00
Original price
$12.00 - $38.00
$12.00 - $38.00
Current price $12.00
10+ Supplies & Gravers, Get 12% Off

Quadrillion Faceted Cubic Zirconia

Otto Frei
Part # Varies
Original price $2.50 - Original price $18.00
Original price
$2.50 - $18.00
$2.50 - $18.00
Current price $2.50

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

View full details
Original price $2.50 - Original price $18.00
Original price
$2.50 - $18.00
$2.50 - $18.00
Current price $2.50
10+ Supplies & Gravers, Get 12% Off

Oval Genuine Iron Tiger Eye Cabochon

Otto Frei
Part # 928-OTI-813
Original price $2.80 - Original price $10.50
Original price
$10.50
$2.80 - $10.50
Current price $10.50

Oval Genuine Iron Tiger Eye Cabochons offer jewelers and metalsmiths a natural stone option with the distinctive chatoyant shimmer characteristic o...

View full details
Original price $2.80 - Original price $10.50
Original price
$10.50
$2.80 - $10.50
Current price $10.50
10+ Supplies & Gravers, Get 12% Off

Pear Faceted Imitation Sapphire

Otto Frei
Part # Varies
Original price $2.50 - Original price $6.50
Original price
$2.50 - $6.50
$2.50 - $6.50
Current price $2.50

Mimicking the royal blue color of natural sapphire, these pear faceted imitation sapphires are composed of lab-created blue spinel. Offered in a ra...

View full details
Original price $2.50 - Original price $6.50
Original price
$2.50 - $6.50
$2.50 - $6.50
Current price $2.50
10+ Supplies & Gravers, Get 12% Off

Round Genuine Turquoise Cabochon (With Matrix)

Otto Frei
Part # Varies
Original price $5.00 - Original price $40.15
Original price
$5.00 - $40.15
$5.00 - $40.15
Current price $5.00

Turquoise has been a prized gemstone across many cultures and civilizations, including Ancient Egyptians and Native Americans. Colored by copper, t...

View full details
Original price $5.00 - Original price $40.15
Original price
$5.00 - $40.15
$5.00 - $40.15
Current price $5.00
10+ Supplies & Gravers, Get 12% Off

Oval Genuine Sodalite Cabochon

Otto Frei
Part # Varies
Original price $1.70 - Original price $8.00
Original price
$1.70 - $8.00
$1.70 - $8.00
Current price $1.70

These oval genuine sodalite cabochons offer a rich royal blue color that makes them a striking choice for rings, pendants, earrings, and other jewe...

View full details
Original price $1.70 - Original price $8.00
Original price
$1.70 - $8.00
$1.70 - $8.00
Current price $1.70
10+ Supplies & Gravers, Get 12% Off

Pack-10 Round Moissanite 1.7mm

Otto Frei
Part # 965-017
Original price $0.00 - Original price $0.00
Original price $0.00
$12.00
$12.00 - $12.00
Current price $12.00

Moissanite used in the jewelry industry is entirely synthetic material, grown to precise optical and physical standards. With a higher refractive i...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$12.00
$12.00 - $12.00
Current price $12.00
10+ Supplies & Gravers, Get 12% Off

Pack-10 Round Moissanite 1.3mm

Otto Frei
Part # 965-013
Original price $0.00 - Original price $0.00
Original price $0.00
$6.50
$6.50 - $6.50
Current price $6.50

Moissanite used in the jewelry industry is synthetic material, lab-created to deliver exceptional optical performance. With a higher refractive ind...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$6.50
$6.50 - $6.50
Current price $6.50
10+ Supplies & Gravers, Get 12% Off

Round Created Diamond-3mm

Otto Frei
Part # 97C-300
Original price $0.00 - Original price $0.00
Original price $0.00
$22.50
$22.50 - $22.50
Current price $22.50

This 3mm full-cut round created diamond offers a brilliant, faceted appearance at a lower cost than a mined diamond, with less environmental impact...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$22.50
$22.50 - $22.50
Current price $22.50
10+ Supplies & Gravers, Get 12% Off

Pack-5 Rock Deco Natural Rose Cut Diamonds-2mm White

Otto Frei
Part # 975-020
Original price $0.00 - Original price $0.00
Original price $0.00
$55.00
$55.00 - $55.00
Current price $55.00

For the first time, jewelers and metalsmiths can source calibrated sizes of natural rose cut diamonds in convenient packs of five. These 2mm white ...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$55.00
$55.00 - $55.00
Current price $55.00

Closeout Rock Deco Orange Chalcedony Cabochon 10 Ct Assortment

Otto Frei
Part # 990-229
Original price $98.00
Original price $98.00 - Original price $98.00
Original price $98.00
Current price $70.00
$70.00 - $70.00
Current price $70.00
List Price: $98.00

This 10-carat assortment of natural Orange Chalcedony cabochons from Rock Deco offers jewelers and designers a versatile mix of shapes and sizes at...

View full details
Original price $98.00
Original price $98.00 - Original price $98.00
Original price $98.00
Current price $70.00
$70.00 - $70.00
Current price $70.00
10+ Supplies & Gravers, Get 12% Off

Antique Buff Top Single Bevel Genuine Black Onyx

Otto Frei
Part # Varies
Original price $4.50 - Original price $6.00
Original price
$4.50 - $6.00
$4.50 - $6.00
Current price $4.50

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

View full details
Original price $4.50 - Original price $6.00
Original price
$4.50 - $6.00
$4.50 - $6.00
Current price $4.50
10+ Supplies & Gravers, Get 12% Off

Round Genuine Sodalite Cabochon

Otto Frei
Part # Varies
Original price $1.90 - Original price $4.40
Original price
$1.90 - $4.40
$1.90 - $4.40
Current price $1.90

Round genuine sodalite cabochons offer a rich, deep royal blue color that makes them a compelling and more accessible alternative to lapis lazuli. ...

View full details
Original price $1.90 - Original price $4.40
Original price
$1.90 - $4.40
$1.90 - $4.40
Current price $1.90
10+ Supplies & Gravers, Get 12% Off

Emerald Cut Faceted Lab-Created Nano Crystal Emerald

Otto Frei
Part # 915-607
Original price $4.60 - Original price $4.60
Original price
$4.60
$4.60 - $4.60
Current price $4.60

Displaying a rich, vivid emerald green, this nano crystal gemstone is ideal for the birthstone of May. With a Mohs hardness of 7 to 7½ and high res...

View full details
Original price $4.60 - Original price $4.60
Original price
$4.60
$4.60 - $4.60
Current price $4.60
10+ Supplies & Gravers, Get 12% Off

Oval Faceted Lab-Created Emerald

Otto Frei
Part # Varies
Original price $13.80 - Original price $31.50
Original price
$13.80 - $31.50
$13.80 - $31.50
Current price $13.80

Composed of man-made beryl with the same chemical composition as natural emerald, this oval faceted lab-created emerald offers exceptional clarity ...

View full details
Original price $13.80 - Original price $31.50
Original price
$13.80 - $31.50
$13.80 - $31.50
Current price $13.80

Closeout-Round Swarovski Gemstones™ Genuine Faceted 1mm Bright Blue & Pink Sapphires | OttoFrei.com

Swarovski
Part # Varies
Original price $5.60
Original price $5.60 - Original price $5.60
Original price $5.60
Current price $4.00
$4.00 - $4.00
Current price $4.00
List Price: $5.60

Sold by the piece, these Round Swarovski Gemstones™ Genuine Faceted Sapphires offer exceptional quality in a 1mm diameter. Available in Bright Blue...

View full details
Original price $5.60
Original price $5.60 - Original price $5.60
Original price $5.60
Current price $4.00
$4.00 - $4.00
Current price $4.00
10+ Supplies & Gravers, Get 12% Off

Pear Faceted Imitation Alexandrite

Otto Frei
Part # Varies
Original price $3.04 - Original price $8.00
Original price
$3.04 - $8.00
$3.04 - $8.00
Current price $3.04

This Alexandrite simulant is crafted from lab-created synthetic purple corundum, displaying a distinctive grayish purple color. With a hardness of ...

View full details
Original price $3.04 - Original price $8.00
Original price
$3.04 - $8.00
$3.04 - $8.00
Current price $3.04
10+ Supplies & Gravers, Get 12% Off

Oval Faceted Imitation Alexandrite

Otto Frei
Part # Varies
Original price $2.30 - Original price $10.80
Original price
$2.30 - $10.80
$2.30 - $10.80
Current price $2.30

This Alexandrite simulant is crafted from lab-created synthetic purple corundum, displaying a characteristic grayish purple color. With a hardness ...

View full details
Original price $2.30 - Original price $10.80
Original price
$2.30 - $10.80
$2.30 - $10.80
Current price $2.30
10+ Supplies & Gravers, Get 12% Off

Emerald Cut Faceted Imitation Blue Zircon

Otto Frei
Part # Varies
Original price $4.00 - Original price $15.50
Original price
$4.00 - $15.50
$4.00 - $15.50
Current price $4.00

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

View full details
Original price $4.00 - Original price $15.50
Original price
$4.00 - $15.50
$4.00 - $15.50
Current price $4.00
10+ Supplies & Gravers, Get 12% Off

Emerald Cut Faceted Imitation PInk Tourmaline

Otto Frei
Part # Varies
Original price $4.90 - Original price $15.00
Original price
$4.90 - $15.00
$4.90 - $15.00
Current price $4.90

This Pink Tourmaline simulant is crafted from lab-created synthetic pink corundum, offering a rich rose pink hue that closely mimics the appearance...

View full details
Original price $4.90 - Original price $15.00
Original price
$4.90 - $15.00
$4.90 - $15.00
Current price $4.90
10+ Supplies & Gravers, Get 12% Off

Emerald Cut Faceted Imitation Emerald

Otto Frei
Part # Varies
Original price $8.00 - Original price $19.53
Original price
$8.00 - $19.53
$8.00 - $19.53
Current price $8.00

Displaying a rich emerald green, this Synthetic Spinel doublet is an ideal emerald simulant and a perfect choice for May birthstone jewelry. Each s...

View full details
Original price $8.00 - Original price $19.53
Original price
$8.00 - $19.53
$8.00 - $19.53
Current price $8.00
10+ Supplies & Gravers, Get 12% Off

Emerald Cut Imitation Aquamarine

Otto Frei
Part # Varies
Original price $2.90 - Original price $13.50
Original price
$2.90 - $13.50
$2.90 - $13.50
Current price $2.90

Simulating the light sky blue of natural aquamarine, these emerald cut stones are composed of lab-created blue spinel. Available in a range of cali...

View full details
Original price $2.90 - Original price $13.50
Original price
$2.90 - $13.50
$2.90 - $13.50
Current price $2.90
10+ Supplies & Gravers, Get 12% Off

Square Faceted Lab-Created Ruby

Otto Frei
Part # Varies
Original price $2.61 - Original price $4.05
Original price
$2.61 - $4.05
$2.61 - $4.05
Current price $2.61

Composed of man-made corundum with the same chemical composition and durability as natural ruby, this square faceted lab-created ruby offers excell...

View full details
Original price $2.61 - Original price $4.05
Original price
$2.61 - $4.05
$2.61 - $4.05
Current price $2.61
10+ Supplies & Gravers, Get 12% Off

Pear Faceted Genuine Swiss Blue Topaz

Otto Frei
Part # Varies
Original price $7.00 - Original price $16.00
Original price
$7.00 - $16.00
$7.00 - $16.00
Current price $7.00

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,...

View full details
Original price $7.00 - Original price $16.00
Original price
$7.00 - $16.00
$7.00 - $16.00
Current price $7.00
10+ Supplies & Gravers, Get 12% Off

Oval Faceted Genuine Citrine

Otto Frei
Part # 928-B12
Original price $4.00 - Original price $13.60
Original price
$4.00
$4.00 - $13.60
Current price $4.00

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...

View full details
Original price $4.00 - Original price $13.60
Original price
$4.00
$4.00 - $13.60
Current price $4.00
10+ Supplies & Gravers, Get 12% Off

Oval Green Onxy Cabochon

Otto Frei
Part # Varies
Original price $1.50 - Original price $11.50
Original price
$1.50 - $11.50
$1.50 - $11.50
Current price $1.50

Green onyx, also known as green agate, is dyed chalcedony — a microcrystalline quartz prized by jewelers and metalsmiths for its uniform color, smo...

View full details
Original price $1.50 - Original price $11.50
Original price
$1.50 - $11.50
$1.50 - $11.50
Current price $1.50
10+ Supplies & Gravers, Get 12% Off

Oval Amazonite Cabochon

Otto Frei
Part # Varies
Original price $6.60 - Original price $24.00
Original price
$6.60 - $24.00
$6.60 - $24.00
Current price $6.60

Named after the Amazon River that runs through Brazil, amazonite is a striking alternative to turquoise. Its distinctive blue-green color, grid-lik...

View full details
Original price $6.60 - Original price $24.00
Original price
$6.60 - $24.00
$6.60 - $24.00
Current price $6.60
10+ Supplies & Gravers, Get 12% Off

Round High Domed Genuine Lapis Lazuli Cabochon, High Quality

Otto Frei
Part # Varies
Original price $6.12 - Original price $11.68
Original price
$6.12 - $11.68
$6.12 - $11.68
Current price $6.12

Lapis Lazuli has been mined in the mountains of Afghanistan for more than 6,000 years. In fact, these mountains are home to the world's oldest know...

View full details
Original price $6.12 - Original price $11.68
Original price
$6.12 - $11.68
$6.12 - $11.68
Current price $6.12
10+ Supplies & Gravers, Get 12% Off

Round Snowflake Obsidian Cabochon

Otto Frei
Part # Varies
Original price $3.00 - Original price $4.20
Original price
$3.00 - $4.20
$3.00 - $4.20
Current price $3.00

Snowflake Obsidian is named for its patches of white inclusions that resemble snowflakes. Obsidian is a naturally occurring volcanic glass, commonl...

View full details
Original price $3.00 - Original price $4.20
Original price
$3.00 - $4.20
$3.00 - $4.20
Current price $3.00
10+ Supplies & Gravers, Get 12% Off

Trillion Faceted Cubic Zirconia

Otto Frei
Part # Varies
Original price $2.20 - Original price $8.30
Original price
$2.20 - $8.30
$2.20 - $8.30
Current price $2.20

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

View full details
Original price $2.20 - Original price $8.30
Original price
$2.20 - $8.30
$2.20 - $8.30
Current price $2.20
10+ Supplies & Gravers, Get 12% Off

Triangular Faceted Cubic Zirconia with Sharp Corners

Otto Frei
Part # Varies
Original price $3.57 - Original price $13.75
Original price
$3.57 - $13.75
$3.57 - $13.75
Current price $3.57

Triangular Faceted Cubic Zirconia with Sharp Corners offers the dazzling brilliance and sparkle of a precision-cut gemstone at a fraction of the co...

View full details
Original price $3.57 - Original price $13.75
Original price
$3.57 - $13.75
$3.57 - $13.75
Current price $3.57
10+ Supplies & Gravers, Get 12% Off

Pear Genuine Opal Cabochon

Otto Frei
Part # Varies
Original price $12.00 - Original price $51.00
Original price
$12.00 - $51.00
$12.00 - $51.00
Current price $12.00

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

View full details
Original price $12.00 - Original price $51.00
Original price
$12.00 - $51.00
$12.00 - $51.00
Current price $12.00
10+ Supplies & Gravers, Get 12% Off

Antique Flat Top Single Bevel Genuine Black Onyx

Otto Frei
Part # Varies
Original price $7.00 - Original price $9.00
Original price
$7.00 - $9.00
$7.00 - $9.00
Current price $7.00

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

View full details
Original price $7.00 - Original price $9.00
Original price
$7.00 - $9.00
$7.00 - $9.00
Current price $7.00