Our Heart Necklace features a larger concave Heart that has been Pave set with whtie cubic zirconias. In the front of the heart is a smaller polished heart that swings. The pendant is on an adjustable length trace link chain. .Material: Sterling Silver. .Heart: 16.4mm x 15mm.Chain Length: 40cm +5cm extension; Total Length: 45cm. .M3184. Ring Size Guide, Sterling Silver Heart, Silver Heart, Chain Lengths, Link Chain, Heart Necklace, Chain Length, Initials, Ring Size