The SHAY EMERALD & DIAMOND HALO NECKLACE. This item is ready to ship in 1 - 3 days. SHAY EMERALD & DIAMOND HALO NECKLACE 18-karat gold White Diamonds: approx 1.02 cts Emeralds: approx .92 cts Natural stones only Adjustable Length: 12.25-14.5in / 31-37cm Closure: Lobster Clasp Product Number: SN519 Looking for something bespoke? Contact us . Slight variations in color, shape, and size are part of their beauty.