topaz sky blue square

Stone name: topaz sky blue
Origin: Brazil
Shape / cutting: square, faceted, step cut
Size mm – average ct:
– 4×4 mm – 0,4 ct
– 5×5 mm – 0,8 ct
– 6×6 mm – 1,4 ct
– 7×7 mm – 2,0 ct
– 8×8 mm – 3,2 ct
– 9×9 mm – 4,5 ct
– 10×10 mm – 5,7 ct

Treatment: natural, irradiated

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