Red Number 16 Sixteen Color Puzzle Vector Royalty Free Stock Image CartoonDealer Number Sixteen, 16, Neon Sign on a Dark Background with Pink and Blue Sixteen Number Number 16 Blue. Why we love it: A diamond riviera necklace is a time tested look that will always be in style! Highlights: 16 carats of natural diamonds for fantastic, substantial sparkle! All the diamonds are bright white with G H With SI2 I1 clarity, the diamonds are eye clean when worn Sturdy and solid construction Satisfying weight and movement at 39 grams! 14k white gold settings Dimensions: Necklace includes an extender, so it is adjustable from 16 to 18 inches in length. 6. 25mm in width