Cushion cut Cobalt Blue Spinel for sale on gemstock.org

кобальтовая синяя

5 items

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

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

Rare cobalt blue spinel in cushion cut 3.94 carats, Tanzania photo

Rare cobalt blue spinel in cushion cut 3.94 carats, Tanzania

Cobalt blue spinel from Tanzania 3.51 ct photo

Cobalt blue spinel from Tanzania 3.51 ct

Cobalt blue spinel 2.45 carats, Tanzania photo

Cobalt blue spinel 2.45 carats, Tanzania

Blue cobalt cushion cut spinel 1.50 carats, Tanzania photo

Blue cobalt cushion cut spinel 1.50 carats, Tanzania