Blue Sapphire - 4.06 ct - Asian Institute of Gemological Sciences (AIGS) - RoyalBlue #aigs #asian #blue #gemological #institute #royalblue #sapphire #sciences
1 pcs Blue Sapphire - 2.79 ct - Asian Institute of Gemological Sciences (AIGS) - RoyalBlue-Frozen-Azure #aigs #asian #blue #gemological #institute #royalblue #sapphire #sciences
