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Genuine Cabochons

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Round Red Coral Cabochon

Otto Frei
Part # 937-C55
Original price $6.00 - Original price $150.00
Original price
$7.00
$6.00 - $150.00
Current price $7.00

Coral is an organic gem, composed of the external skeletons of coral polyps. Formed from calcium carbonate with no crystal structure, coral has bee...

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Original price $6.00 - Original price $150.00
Original price
$7.00
$6.00 - $150.00
Current price $7.00
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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
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Round Genuine Turquoise Cabochon (With Matrix)

Otto Frei
Part # 920-F40
Original price $5.00 - Original price $40.15
Original price
$9.00
$5.00 - $40.15
Current price $9.00

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

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Original price $5.00 - Original price $40.15
Original price
$9.00
$5.00 - $40.15
Current price $9.00
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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
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Oval Genuine Opal Cabochon

Otto Frei
Part # 948-828
Original price $12.00 - Original price $140.00
Original price
$58.01
$12.00 - $140.00
Current price $58.01

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

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Original price $12.00 - Original price $140.00
Original price
$58.01
$12.00 - $140.00
Current price $58.01
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Round Tiger's-Eye Cabochon

Otto Frei
Part # 920-T10
Original price $2.00 - Original price $10.00
Original price
$5.00
$2.00 - $10.00
Current price $5.00

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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Original price $2.00 - Original price $10.00
Original price
$5.00
$2.00 - $10.00
Current price $5.00
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Oval Green Onxy Cabochon

Otto Frei
Part # 947-G60
Original price $1.50 - Original price $11.50
Original price
$3.00
$1.50 - $11.50
Current price $3.00

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

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Original price $1.50 - Original price $11.50
Original price
$3.00
$1.50 - $11.50
Current price $3.00
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Octagon Buff Top Double Bevel Genuine Black Onyx

Otto Frei
Part # 947-F22
Original price $3.48 - Original price $6.25
Original price
$4.40
$3.48 - $6.25
Current price $4.40

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 $3.48 - Original price $6.25
Original price
$4.40
$3.48 - $6.25
Current price $4.40
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Oval Rose Cut Genuine Hematite Cabochon

Otto Frei
Part # 928-K26
Original price $2.80 - Original price $2.90
Original price
$2.80
$2.80 - $2.90
Current price $2.80

Genuine hematite cabochon in a classic oval rose cut, ideal for rings, pendants, cufflinks, and men's jewelry. Its black opaque body and bright met...

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Original price $2.80 - Original price $2.90
Original price
$2.80
$2.80 - $2.90
Current price $2.80
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Oval Flat Top Double Bevel Genuine Black Onyx

Otto Frei
Part # Varies
Original price $3.48 - Original price $6.00
Original price
$3.48 - $6.00
$3.48 - $6.00
Current price $3.48

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

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Original price $3.48 - Original price $6.00
Original price
$3.48 - $6.00
$3.48 - $6.00
Current price $3.48
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Oval Genuine Iron Tiger Eye Cabochon

Otto Frei
Part # Varies
Original price $2.80 - Original price $10.50
Original price
$2.80 - $10.50
$2.80 - $10.50
Current price $2.80

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

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Original price $2.80 - Original price $10.50
Original price
$2.80 - $10.50
$2.80 - $10.50
Current price $2.80
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Half-drilled Lapis Lazuli Tear Drop Pair, High Quality

Otto Frei
Part # 928-H20
Original price $35.00 - Original price $51.00
Original price
$35.00
$35.00 - $51.00
Current price $35.00

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...

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Original price $35.00 - Original price $51.00
Original price
$35.00
$35.00 - $51.00
Current price $35.00
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Oval Angel Skin Coral Cabochon

Otto Frei
Part # 935-C00
Original price $8.00 - Original price $60.00
Original price
$8.00
$8.00 - $60.00
Current price $8.00

Coral is an organic gem composed of the external skeletons of coral polyps. Unlike mineral gemstones, coral has no crystal structure and is made of...

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Original price $8.00 - Original price $60.00
Original price
$8.00
$8.00 - $60.00
Current price $8.00
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Druzy Quartz Blue Oval 20mm x 15mm

Otto Frei
Part # 939-920
Original price $0.00 - Original price $0.00
Original price $0.00
$28.96
$28.96 - $28.96
Current price $28.96

Druzy Quartz adds a colorful, glittery texture to any jewelry at an affordable cost. The term "Druzy" refers to clusters of tiny crystals that form...

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Original price $0.00 - Original price $0.00
Original price $0.00
$28.96
$28.96 - $28.96
Current price $28.96
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Cushion Buff Top Single Bevel Genuine Black Onyx

Otto Frei
Part # Varies
Original price $3.00 - Original price $5.25
Original price
$3.00 - $5.25
$3.00 - $5.25
Current price $3.00

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

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Original price $3.00 - Original price $5.25
Original price
$3.00 - $5.25
$3.00 - $5.25
Current price $3.00
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12mmx 10mm Cushion Buff Top Genuine Lapis Lazuli Cabochon, High Quality

Otto Frei
Part # 931-H32
Original price $0.00 - Original price $0.00
Original price $0.00
$36.00
$36.00 - $36.00
Current price $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...

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Original price $0.00 - Original price $0.00
Original price $0.00
$36.00
$36.00 - $36.00
Current price $36.00
Sold out
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Oval Genuine Emerald Cabochon

Otto Frei
Part # Varies
Original price $48.00 - Original price $70.00
Original price
$48.00 - $70.00
$48.00 - $70.00
Current price $48.00

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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Original price $48.00 - Original price $70.00
Original price
$48.00 - $70.00
$48.00 - $70.00
Current price $48.00
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Oval Genuine Ruby Cabochon

Otto Frei
Part # 958-728
Original price $42.00 - Original price $100.00
Original price
$100.00
$42.00 - $100.00
Current price $100.00

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 mo...

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Original price $42.00 - Original price $100.00
Original price
$100.00
$42.00 - $100.00
Current price $100.00
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Closeout Aletai Etched Meteorite-12 Gram Packs

Otto Frei
Part # 990-219
Original price $0.00 - Original price $0.00
Original price $0.00
$60.00
$60.00 - $60.00
Current price $60.00

Bring the cosmos into your work with genuine Aletai Etched Meteorite, sold in packs of 3 stones totaling approximately 12 grams. Sourced from the A...

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Original price $0.00 - Original price $0.00
Original price $0.00
$60.00
$60.00 - $60.00
Current price $60.00
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Fine Quality 6x4mm Oval Sunstone Cabochon

Otto Frei
Part # 935-720
Original price $0.00 - Original price $0.00
Original price $0.00
$24.00
$24.00 - $24.00
Current price $24.00

Oregon Sunstone is a natural, all-American gem sourced exclusively from mines in the state of Oregon and received no treatment of any kind. A membe...

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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
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Oval Genuine 16mm x 12mm Muonionalusta Meteorite Cabochon

Otto Frei
Part # 935-046
Original price $0.00 - Original price $0.00
Original price $0.00
$98.95
$98.95 - $98.95
Current price $98.95

The Muonionalusta Meteorite Cabochon is a rare and remarkable gemstone material sourced from one of Earth's oldest known meteorite strikes. This ir...

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Original price $0.00 - Original price $0.00
Original price $0.00
$98.95
$98.95 - $98.95
Current price $98.95
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Octagon Flat Top Double Bevel Genuine Black Onyx

Otto Frei
Part # 947-F42
Original price $4.65 - Original price $9.00
Original price
$4.65
$4.65 - $9.00
Current price $4.65

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...

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Original price $4.65 - Original price $9.00
Original price
$4.65
$4.65 - $9.00
Current price $4.65
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Cushion Flat Top Double Bevel Genuine Black Onyx With Hole

Otto Frei
Part # 947-441
Original price $3.48 - Original price $6.25
Original price
$3.48
$3.48 - $6.25
Current price $3.48

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 $3.48 - Original price $6.25
Original price
$3.48
$3.48 - $6.25
Current price $3.48
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Cushion Flat Top Single Bevel Genuine Black Onyx With Hole

Otto Frei
Part # 947-432
Original price $7.50 - Original price $9.50
Original price
$7.50
$7.50 - $9.50
Current price $7.50

Black Onyx, also known as black agate, is dyed black chalcedony. Chalcedony is composed of tiny crystals of quartz that are not visible to the nake...

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Original price $7.50 - Original price $9.50
Original price
$7.50
$7.50 - $9.50
Current price $7.50
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Cushion Buff Top Double Bevel Genuine Black Onyx With Hole

Otto Frei
Part # 947-463
Original price $5.32 - Original price $6.25
Original price
$5.32
$5.32 - $6.25
Current price $5.32

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 $5.32 - Original price $6.25
Original price
$5.32
$5.32 - $6.25
Current price $5.32
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Oval Buff Top Double Bevel Genuine Black Onyx With Hole

Otto Frei
Part # 947-851
Original price $3.65 - Original price $5.50
Original price
$5.50
$3.65 - $5.50
Current price $5.50

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 $3.65 - Original price $5.50
Original price
$5.50
$3.65 - $5.50
Current price $5.50
10+ Supplies & Gravers, Get 12% Off

Cushion Flat Top Single Bevel Genuine Black Onyx

Otto Frei
Part # Varies
Original price $6.00 - Original price $8.50
Original price
$6.00 - $8.50
$6.00 - $8.50
Current price $6.00

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

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Original price $6.00 - Original price $8.50
Original price
$6.00 - $8.50
$6.00 - $8.50
Current price $6.00
Sold out
10+ Supplies & Gravers, Get 12% Off

Cushion Buff Top Single Bevel Genuine Black Onyx With Hole

Otto Frei
Part # Varies
Original price $6.50 - Original price $7.50
Original price
$6.50 - $7.50
$6.50 - $7.50
Current price $6.50

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 $6.50 - Original price $7.50
Original price
$6.50 - $7.50
$6.50 - $7.50
Current price $6.50
Sold out