16 x 16mm Cushion shape turquoise surrounded by round brilliant cut diamonds with split shank in a beautifully designed mounting. 
 
 
Weight: 14.9 grams 
Width: 19.21 mm
Size: 6.5
Main Stone: Turquoise & Diamond
Diamond Weight: (58) Approx. 0.50 CTTW
Metal Purity: 18K Gold 
Hallmarks: 18K 750
Era: Contemporary
Condition: Preowned, Excellent