Genuine Cabochons
Natural stone cabochons cut and polished for setting. Onyx, turquoise, lapis lazuli, opal, tiger eye, malachite, carnelian, jasper, moonstone, labradorite and jadeite among others. Calibrated round and oval dimensions from 3 mm through 25 x 18 mm seat in standard bezel cups and prong mounts. Closeout parcels of mixed shapes are sold by carat weight.
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Round Genuine Garnet Cabochon
Otto FreiGarnet belongs to a group of closely related minerals sharing the same crystal structure but varying chemical compositions. While garnet occurs in ...
View full detailsRound Carnelian Cabochon
Otto FreiCarnelian is part of the Chalcedony family, ranging from brownish orange to orange-red. Chalcedony is made of tiny crystals of quartz that are not ...
View full detailsCloseout Labradorite Cabochon - Oval
Otto FreiWhen light strikes this oval labradorite cabochon, an iridescent shimmer of spectral colors — commonly blue and green — dances across the surface i...
View full detailsRound Black Onyx Cabochon
Otto FreiBlack 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 detailsRound Genuine Amethyst Cabochon
Otto FreiPrized since antiquity, amethyst carries one of the most storied histories in the gem world — early Greeks believed its rich purple hue could ward ...
View full detailsOval Green Moss Agate Cabochon
Otto FreiAgate is a type of chalcedony characterized by curved and angular bands of color that vary in hue and transparency. From patterns of lace, moss, an...
View full detailsOval Rose Quartz Cabochon
Otto FreiRose Quartz derives its name from its distinctive pastel pink appearance, ranging from very light to medium-dark pink. Known as the "love stone," t...
View full detailsOval Genuine Turquoise Cabochon (With Matrix)
Otto Frei3.0 / 5.0
1 Review
Turquoise has been a prized gemstone across many cultures and civilizations, including Ancient Egyptians and Native Americans. Revered for centurie...
View full detailsRound Swiss Blue Topaz Cabochon
Otto FreiSwiss 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 detailsRound Genuine Peridot Cabochon
Otto FreiNamed by the Egyptians as the "gem of the sun," peridot is a plentiful gemstone ranging from transparent yellowish green to greenish yellow, with t...
View full detailsCultured Freshwater Half Pearl
Otto FreiFrom ancient China, where pearls were believed to protect against fire and dragons, to Renaissance Europe, where they symbolized modesty and purity...
View full detailsCloseout Oval Red Moss Agate
Otto Frei5.0 / 5.0
1 Review
Oval Red Moss Agate cabochons offer a striking combination of warm red tones and the characteristic moss-like inclusions that make agate a perennia...
View full detailsRound Green Onyx Cabochon
Otto FreiGreen onyx — also known as green agate — is dyed chalcedony, a microcrystalline quartz whose individual crystals are too small to see with the nake...
View full detailsOval Black Onyx Cabochon
Otto FreiBlack 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 detailsCloseout Pack-15 Marquise 32x7mm Black Chalcedony Cabochon
Otto Frei5.0 / 5.0
2 Reviews
Chalcedony is a cryptocrystalline form of quartz, composed of tiny crystals too small to see with the naked eye. Natural black chalcedony is except...
View full detailsRound Genuine Opal Cabochon
Otto FreiOpal is the world's most popular phenomenal gemstone, with many cultures believing that opals have supernatural origins and power. Inside each opal...
View full detailsRound Labradorite Cabochon
Otto FreiWhen light hits labradorite, an iridescent shimmer of spectral colors — commonly blue and green — occurs, known as labradorescence. This optical ph...
View full detailsRound Rose Quartz Cabochon
Otto FreiRose 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 ...
View full detailsRound Sleeping Beauty Turquoise Cabochon
Otto FreiTurquoise has been a prized gemstone across many cultures and civilizations, from Ancient Egyptians to Native Americans. Found in Egyptian tombs an...
View full detailsCloseout Pack of 6 Druzy Quartz Light Blue Round 8mm
Otto FreiDruzy Quartz adds a colorful, glittery texture to any jewelry design at an affordable cost. The term "Druzy" refers to clusters of tiny crystals th...
View full detailsOval Genuine Garnet Cabochon
Otto Frei5.0 / 5.0
1 Review
Garnet is a set of closely related minerals that share the same crystal structure while varying in chemical composition. Red is the most common and...
View full detailsBloodstone Round Cabochon
Otto FreiBloodstone is a member of the Chalcedony family, recognized by its opaque dark green to brownish green background punctuated by distinctive red and...
View full detailsOval Genuine Amethyst Cabochon
Otto Frei5.0 / 5.0
1 Review
Amethyst has captivated gem enthusiasts and jewelers for centuries — early Greeks believed its rich purple hue could prevent drunkenness, lending t...
View full detailsCloseout Commercial Quality Oval Rainbow Moonstone Cabochons
Otto FreiRainbow Moonstone is the trade name for a variety of labradorite that displays a multi-colored adularescence over a light body color. It belongs to...
View full detailsRound Blue Onyx Cabochon
Otto FreiBlue onyx, also known as blue agate, is dyed chalcedony — a microcrystalline quartz whose fine crystal structure is invisible to the unaided eye. P...
View full detailsRound Amber Cabochon
Otto FreiAmber 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 ...
View full detailsRound Charoite Cabochon
Otto FreiCharoite is a striking opaque purple gemstone featuring swirls, veins, and patches of black, gray, white, and brownish-orange. Prized for its drama...
View full detailsAlaskan Gem Coral-10 Gram Pack
Otto Frei5.0 / 5.0
5 Reviews
Coral is an organic gem, composed of the external skeletons of coral polyps. Formed from calcium carbonate with no crystal structure, coral has bee...
View full detailsCloseout 12mm Round Rose Quartz Strand
Otto Frei5.0 / 5.0
1 Review
Add a soft, romantic touch to your jewelry line with this closeout strand of round rose quartz beads. Each strand contains 34–35 beads ranging from...
View full detailsOval Cabochon Malachite
Otto FreiFrom bulls-eyes to straight and curved bands, Malachite is a distinctive, unique, and easily recognizable gemstone. Ranging from opaque bluish gree...
View full details7mm Round Green Moss Agate Cabochon
Otto FreiAgate is a type of chalcedony characterized by curved and angular bands of color that vary in hue and transparency. From patterns of lace, moss, an...
View full detailsOval Genuine Lapis Lazuli Cabochon, High Quality
Otto FreiLapis 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....
View full detailsOval Amber Cabochon
Otto Frei5.0 / 5.0
1 Review
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 ...
View full detailsOval Carnelian Cabochon
Otto FreiCarnelian is part of the Chalcedony family, ranging from brownish orange to orange-red. Chalcedony is composed of tiny crystals of quartz not visib...
View full detailsCloseout 16mm Heart Genuine Malachite Cabochons
Otto FreiFrom bull's-eyes to straight and curved bands, malachite is a distinctive and easily recognizable gemstone. Ranging from opaque bluish green to viv...
View full detailsOval Genuine Hematite Cabochon
Otto FreiHematite is composed of iron oxide and exhibits a distinctive shiny, metallic luster that sets it apart from other gemstones. A traditional favorit...
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