SHAY EMERALD & DIAMOND CASCADE Y NECKLACE This item is ready to ship in 1 - 3 days. Details: 18-karat gold White Diamonds: approx 0.36 cts Emerald: approx 4.2 cts Natural stones only Adjustable length: 14.5"-17" Closure: Lobster Clasp Product Number: SN649 Looking for something bespoke? Contact us . Slight variations in color, shape, and size are part of their beauty.