Gemstones from Tanzania

Unique collector's cobalt spinel with Electric blue color in oval cut 7.10 carats, Tanzania

Cobalt blue spinel in cushion cut 3.02 carats, Tanzania

Unique vibrant green tsavorite garnet in octagon cut 7.06 carats

Unique pair of pink Mahenge spinel and vivid green pear-cut tsavorite 3.08 carats

Octagon-cut cobalt blue spinel 1.05 carats, Tanzania

Red-pink radiant-cut Mahenge spinel 1.09 carats, Tanzania

Red-pink cushion-cut Mahenge spinel 2.19 carats, Tanzania

Vibrant red pink Mahenge spinel in pear shape 2.03 carats, Tanzania

Bright red-pink cushion-cut Mahenge spinel 1.03 carats, Tanzania

Pair of neon red pink pear-cut Mahenge spinels 2.29ct, Tanzania

Vibrant pink pear-cut Mahenge spinel 1.15 carats, Tanzania

Vivid purple-pink Mahenge spinel in oval cut 7.05 carats, Tanzania

Unique GRS type Peacok blue cobalt spinel in oval cut 1.52 carats, Tanzania

Pink spinel (Hot pink) Mahenge radiant cut 1.02 carats, Tanzania

Rare cobalt blue spinel in octagon cut 2.11 carats, Tanzania

Pair of electric blue cobalt spinels in octagon cut 2.11ct, Tanzania

Super rare Mahenge cobalt blue spinel in oval cut 3.02 carats, Tanzania

Pair of Vivid Green round cut tsavorites 1.21 carats, Tanzania

Rare cobalt blue spinel in cushion cut 3.94 carats, Tanzania

Unique unheated Vibrant vivid red oval cut ruby 6.06 carats, GRS, Tanzania

Asscher cut tanzanite set 6.71 carats

Pair of bright cushion-cut Mahenge spinels 4.11 carats, Tanzania

Neon pink Mahenge spinel in oval cut 6.06 ct, Tanzania

Lavender purple spinel in heart shape 4.41 ct, Tanzania

Red-pink octagon cut garnet from Tanzania 3.04 ct

Unheated octagon cut tanzanite 4.46 ct, Tanzania

Intense blue octagon cut tanzanite 5.55 ct

Neon red Mahenge spinel 4.03 ct, Lotus

Oval cut pink spinel 4.23 ct, Tanzania

Vivid red spinel 2.64 carats in cushion cut, Tanzania

Pear cut umbalite garnet 5.17 ct, Tanzania

Pink Malaya garnet cushion cut from Tanzania 6.85 ct

Pair of bright red cushion cut Mahenge spinels 5.03 carats, Tanzania

Purple garnet umbalite 4.92 ct in cushion cut from Tanzania

Unique cobalt blue cushion cut spinel from Tanzania 7.08 ct, GRS

Intense oval cut tanzanite 10.90 ct