SHAY DIAMOND PERSONALIZED NECKLACE The SHAY Diamond Personalized Necklace can be designed to your exact requirements. Please inquire for pricing. Details: 18-karat gold Natural stones only Adjustable Chain Length: 14-16" Features lobster clasp closure Product Number: SN572 Looking for something bespoke? Contact us . Slight variations in color, shape, and size are part of their beauty.