From Auction description: “Genuine Baltic Amber from Yantarny, Russia. Solid amber beads, made of monolithic stones. Not pressed, not modified, not melted. To confirm this amber genuine, extra tests were done: This amber floats in saltwater, sinks in fresh water. By heating, spreads specific amber odor. UV light shows amber characteristic color.” Carat Weights: 33 grams Size/Dimensions: 42” necklace (84” full length)