SHAY YELLOW DIAMOND HEART Y NECKLACE Heart-cut yellow diamonds — every single one natural — set end to end in 18-karat gold. 29.55 carats that meet at the center and drop straight down. You don't layer this. You don't need to. Details: 18-karat gold Yellow Diamonds: approx 29.55 cts Natural stones only The SHAY Fancy Yellow Diamond Heart Drop Y Necklace. Width: 4mm Adjustable Length: 12-15in Product Number: SN400 Looking for something bespoke? Contact us . Slight variations in color, shape, and size are part of their beauty.