Marivina 925 Sterling Sliver love heart necklace Size detail: Sigapore Chain Length: 18″+2″, Chain Thickness: 1.7mm, Center 5A Cubic Zirconia Birthstone Size: 8mm, Pendant Size: H 25mm x W 22mm, Earring Size: H 12mm x W 12mm, Velvet Gift Box size: 9x9x3.8(cm), Gift bag size: 16x12x5.8(cm).