Blue and light-blue spinel from Tanzania buy online gemstock.org

blue and light-blue spinel

Blue and light-blue spinel from Tanzania

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Cobalt blue spinel from Tanzania 3.51 ct photo

Cobalt blue spinel from Tanzania 3.51 ct

Unique octagon cut cobalt spinel 1.65 ct, Tanzania photo

Unique octagon cut cobalt spinel 1.65 ct, Tanzania

Heart cut blue spinel 3.36 ct, Tanzania photo

Heart cut blue spinel 3.36 ct, Tanzania