Cabochons
Dome topped stones with flat backs, cut for bezel and channel settings. Genuine material such as onyx, turquoise, lapis lazuli, opal, tiger eye and malachite, alongside lab created sapphire and ruby and assembled opal triplets. Calibrated round and oval sizes run from 3 mm through 25 x 18 mm, with freeform closeout lots sold by weight.
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Oval 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 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 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...
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 detailsRound Malachite Cabochon
Otto FreiFrom bull's-eyes to straight and curved bands, malachite is a distinctive and easily recognizable gemstone with a character entirely its own. Rangi...
View full detailsRound Genuine Citrine Cabochon
Otto FreiCitrine 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 detailsOval Red Jasper Cabochon
Otto FreiJasper is an opaque chalcedony displaying a rich variety of colors and patterns, making each stone a truly unique, one-of-a-kind specimen. These ov...
View full detailsOval Purple Mosaic Turquoise Cabochons
Otto FreiMosaic Mohave Purple Turquoise cabochons offer a striking combination of rich purple hues and warm bronze matrix. Crafted from Kingman American tur...
View full detailsRound Rainbow Moonstone Cabochon
Otto Frei5.0 / 5.0
1 Review
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 detailsOval Lab-Created Blue Sapphire Cabochon
Otto FreiThese oval lab-created blue sapphire cabochons are composed of man-made corundum sharing the same chemical composition and durability as natural sa...
View full detailsRound Red Jasper Cabochon
Otto FreiJasper is an opaque chalcedony that can display a variety of colors and patterns, making each stone unique. These round red jasper cabochons featur...
View full detailsBloodstone Oval Cabochon
Otto FreiBloodstone is a member of the Chalcedony family, prized for its opaque dark green to brownish green background accented by distinctive red and redd...
View full detailsOval Sleeping Beauty Turquoise Cabochon
Otto FreiTurquoise has been a prized gemstone for many cultures and civilizations, including the Ancient Egyptians and Native Americans. Turquoise is heavil...
View full detailsRound Taiwan Jade Cabochon
Otto FreiHighly prized since prehistoric times, jade has been used for many purposes beyond jewelry, including tools, religious artifacts, medicine, and mus...
View full detailsOval Amazonite Cabochon
Otto FreiNamed after the Amazon River that runs through Brazil, amazonite is a striking alternative to turquoise. Its distinctive blue-green color, grid-lik...
View full detailsRound Genuine Lapis Lazuli Cabochon, High Quality
Otto FreiLapis 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 detailsRound Genuine Hematite Cabochon
Otto FreiHematite is composed of iron oxide, exhibiting a shiny, metallic luster. A traditional favorite in men's jewelry, hematite has the highest density ...
View full detailsOval Tiger's-Eye Cabochon
Otto FreiTiger's Eye is a member of the quartz family and one of the most popular gemstones in the lapidary and jewelry trade — prized for its accessibility...
View full detailsCloseout Lapis Lazuli 150Ct Cabochons
Otto FreiThese Lapis Lazuli cabochons are offered as a closeout lot, making them an excellent value for jewelers, metalsmiths, and resellers looking to stoc...
View full detailsOval Genuine Peridot Cabochon
Otto FreiNamed by the Egyptians as the "gem of the sun," peridot is one of the few gemstones found in only one color — a distinctive yellowish green to gree...
View full details12mm x 6mm Marquise 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 detailsCloseout Oval Rainbow Moonstones Bulk Lot 100 Carats
Otto FreiThis closeout bulk lot offers 100 carats of genuine oval rainbow moonstones — an exceptional opportunity for jewelers, metalsmiths, and gem reselle...
View full detailsOval 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 detailsOval Opal Triplet Cabochon
Otto FreiOpal is the world's most popular phenomenal gemstone, with many cultures believing that opals have supernatural origins and power. These oval opal ...
View full detailsRound Red Coral Cabochon
Otto FreiCoral 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 detailsOval Kyanite Cabachon
Otto FreiKyanite is named from the Greek word kyanos, meaning "dark blue." This striking gemstone often resembles sapphire and is widely used as an alternat...
View full detailsRound Angel Skin Coral Cabochon
Otto FreiCoral is an organic gem composed of the external skeletons of coral polyps. Formed from calcium carbonate with no crystal structure, coral has been...
View full detailsAAA Quality Oval Rainbow Moonstone Cabochons
Otto FreiRainbow Moonstone is the trade name for a variety of labradorite that shows a multi-colored adularescence over a light body color. It belongs to th...
View full detailsOval Blue Onyx Cabochon
Otto FreiBlue onyx, also known as blue agate, is dyed chalcedony — a microcrystalline quartz prized by jewelers and gem artists for its smooth, uniform tran...
View full detailsRound Genuine Sodalite Cabochon
Otto FreiRound genuine sodalite cabochons offer a rich, deep royal blue color that makes them a compelling and more accessible alternative to lapis lazuli. ...
View full detailsCloseout Bag of 10ct High Opalescence Mexican Opals
Otto FreiThese closeout bags offer an exceptional opportunity to acquire genuine high-opalescence Mexican opals at a remarkable value. Each opal displays a ...
View full detailsCloseout Pink Tourmaline 6mm x 4mm Cabochon
Otto FreiThis oval pink tourmaline cabochon measures approximately 6 × 4 mm and is offered as a closeout item. Tourmaline is prized for its exceptionally wi...
View full detailsCloseout Rock Deco Orange Chalcedony Cabochon 10 Ct Assortment
Otto Frei5.0 / 5.0
1 Review
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 detailsRound Rose Cut Genuine Hematite Cabochon
Otto FreiGenuine hematite cabochon in a classic round rose cut, ideal for rings, cufflinks, pendants, and men's jewelry. Its black opaque body and metallic ...
View full detailsRound Snowflake Obsidian Cabochon
Otto FreiSnowflake Obsidian is named for its patches of white inclusions that resemble snowflakes. Obsidian is a naturally occurring volcanic glass, commonl...
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