A gorgeous and stunning Cartier Juste un Clou 18k White Gold Full Pave Diamonds Large Model Nail High Jewellery Necklace. The Cartier Juste un clou Nail necklace is crafted of 18 karat white gold and features 1,609 pave set round brilliant cut diamonds. Metal: 18k white gold (Weight is about 156g in size 31) Diamonds: 1,609 brilliant-cut diamonds totaling 40.51ct …