SHAY DIAMOND CUSHION TENNIS NECKLACE A continuous line of cushion-cut natural diamonds, totaling over twenty-five carats, set in 18k gold. Adjustable from thirteen to sixteen inches. Clean, structured, and quietly confident. Details: 18-karat gold: approx 33.9gr Diamonds: approx 25.84cts Length: adjustable 13 - 16" Natural stones only Product Number: SN664 Looking for something bespoke? Contact us . Slight variations in color, shape, and size are part of their beauty.