Otto Frei

These 4.5mm natural diamond pearls from Rock Deco are beautifully rounded spheres cut for use in fine jewelry design. Each stone is unique, with co...

These Rock Deco 4.5mm diamond pearls are beautifully rounded natural diamond spheres, each one unique in character. Color varies stone to stone, ra...

Let these diamonds roll. These 4.5mm diamond pearls are nicely rounded spheres, each one unique in character. Color varies from yellow-grey, green-...

For the first time, professional jewelers can source calibrated 5mm grey natural rose cut diamonds in consistent sizes. These stunning stones featu...

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...

Tanzanite is found in only one location in the entire world — the Merelani Hills of Tanzania in Eastern Africa. Discovered in 1962, tanzanite is a ...

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

For the first time, you can buy calibrated sizes of these natural rose cut diamonds, now available in convenient packs of 3. These 3mm white rose c...

For the first time, jewelers and designers can source calibrated natural rose cut diamonds in consistent sizes. These 3mm yellow rose cut diamonds ...

For the first time, professional jewelers can source calibrated 3mm grey natural rose cut diamonds in convenient packs of three. These diamonds are...

For the first time, you can buy calibrated sizes of these natural rose cut diamonds. Available in 4mm white, these stones are cut to a tolerance of...

For the first time, professional jewelers can source calibrated 4mm grey natural rose cut diamonds in consistent sizes. These stunning grey diamond...

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

The Muonionalusta Meteorite is a rare iron meteorite that fell to Earth over one million years ago, originating from the core of a celestial body. ...

For the first time, you can buy calibrated sizes of these natural rose cut diamonds in yellow. Each stone is individually cut, so color will vary f...

The Muonionalusta Meteorite is a rare iron meteorite that fell to Earth over one million years ago, originating from the core of a celestial body. ...

Todd Reed Diamond Cabochons bring a distinctive, handcrafted character to fine jewelry design. Each cabochon measures 2.6mm round and is formed in ...

For the first time, jewelers and designers can source calibrated natural rose cut diamonds in consistent sizes. These 2.2mm grey rose cut diamonds ...

Add brilliance and professional-grade sparkle to fine jewelry with this 2.6mm Full Cut Round Diamond Melee. Ideal for accent work around a center s...

The Muonionalusta Meteorite Cabochon is a rare and extraordinary gemstone material sourced from one of the oldest known meteorites on Earth. This i...

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...

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