Gem Stones
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Lab-Grown Alexandrite Gemstone | Oval Faceted | 5 x 3mm | 78271
Created to exacting standards, using state-of-the-art gem-lab technology from high quality material grown in the United States, this lab-grown alexandrite has a chemical make-up identical to the finest natural alexandrite. The gemstone provides more... -
Lab-Grown Sapphire | Pear Cabochon | 7 x 5mm Pear Cabochon | 78185
This lab-grown sapphire cabochon features a pear shape and is made with corundum and offers an intense blue color. Each gemstone has a chemical make-up identical to those found in nature. It performs at the bench just as a natural gemstone would. Unlike... -
Mexican Turquoise 5mm Round Cabochon, Sold By each | 79905
This round Mexican turquoise cabochon offers smooth and even natural sky-blue color with very little matrix, making it an accessible and more affordable alternative to the increasingly hard-to-find (and expensive) Sleeping Beauty turquoise. Make it the... -
Moonstone 5mm Cushion Sugarloaf Cabochon | Sold by Each | 78783
This moonstone cushion sugarloaf cabochon presents an ethereally transparent, watery milk-white color and the signature adularescence moonstone is known for. One of the most intriguing and desirable cabochon styles, sugarloaf cabs are cut to have a... -
Orange Chalcedony 14 x 10mm Oval Cabochon, D |Sold by Each | 73675
Stone size: 14 x 10mm Stone shape: Oval Material: Chalcedony Stone type: Natural Color: OrangeMohs hardness: 6.5–7 Refractive index: 1.54–1.55 Specific gravity: 2... -
Oregon Red Jasper | Oval Cabochon | 16x12mm | 87263
This American Mined™ Oregon jasper cabochon features a banded pattern with red colors. The pattern varies greatly, making each one unique and ideal for your custom jewelry designs.Jasper is an opaque form of chalcedony. It is most commonly found in... -
Oval 16 x 12mm High-Dome Black Onyx Cabochon Stone, Sold By each | 77793
Onyx, a type of opaque chalcedony, occurs naturally in black and is generally dyed to achieve a more uniform color. Premium high-dome cabochons are much more substantial and increase the profile of the stone in your design. Stone shape: Oval Stone size:... -
Oval Moonstone Cabochon | 6x4mm | Sold By Each | 66894
Moonstone is one of the best known and most valuable varieties of feldspar. This translucent gemstone features an iridescent sheen called “adularescence.” Stone shape: Oval Stone size: 6 x 4mm Stone type: Natural, fire-resistant Color: Soft... -
Peridot 3mm Round Rose-Cut Cabochon, N |Sold by Each | 73644
Stone size: 3.0mm Stone shape: Round Material: Peridot Stone type: Natural Color: Medium Green Mohs hardness: 6.5–7 Refractive index: 1.654–1.690 Specific gravity: 3... -
Peridot 4mm Bullet Cabochon Item | 66054
Stone size: 4.0mm Stone shape: Bullet Material: Peridot Stone type: Natural Color: Medium green Mohs hardness: 6.5–7 Refractive index: 1.654–1.690 Treatment: None... -
Peridot 4mm Round Rose-Cut Cabochon, N |Sold by Each | 73645
Stone size: 4.0mm Stone shape: Round Material: Peridot Stone type: Natural Color: Medium Green Mohs hardness: 6.5–7 Refractive index: 1.654–1.690 Specific gravity: 3... -
Peridot 5mm Round Rose-Cut Cabochon, N |Sold by Each | 88702
Stone size: 5.0mm Stone shape: Round Material: Peridot Stone type: Natural Color: Medium Green Mohs hardness: 6.5–7 Refractive index: 1.65–1.69 Specific gravity: 3...