64.92 Carat Rough Black Diamond

This extremely lustrous and large rough black diamond mined in Canada weighs 86.22 carats. Black diamonds owe their opaque color to natural impurities in the crystal lattice and make...

This lustrous rough black diamond mined in Canada weighs a hefty 71.19 carats. Black diamonds owe their opaque color to natural impurities in the crystal lattice and make beautiful c...

This very lustrous, large rough black diamond mined in Canada weighs 91.40 carats and has crystallized in a natural cube shape. Black diamonds owe their opaque color to natural impur...

Presenting a once-in-a-lifetime opportunity: This monumental 230.25 carat carbonado diamond is the largest natural black diamond available on the market. Known for their extraordinary rarity and captivating origin, carbonado diamonds are believed by many in the scientific community to have formed in space and arrived on Earth via ancient meteorite impacts – making them not just gemstones, but celestial relics. This uncut, museum-grade carbonado black diamond...

This pretty Grayish Purple spinel Cushion cut , weighs 1.98 carats and would make a beautiful 3-stone ring, though its shape lends itself to a variety of possibilities! It measures ...

This pretty Reddish- Purple spinel Octagonal cut , weighs 1.91 carats and would make a beautiful 3-stone ring, though its shape lends itself to a variety of possibilities! It measure...

One loose diamond described as follows... Pre-owned in excellent condition. Might show minor signs of wear. One (1) oval brilliant cut natural diamond: Measurements: 23.05mm x 16....

AAA quality raw black tourmaline crystal from India. This Specimen deeply striated, with a high-wet luster. Under Black Tourmaline's protection, not even the worst downer can burst ...