The Roberto Coin 18k Yellow Gold Black Jade and Diamond Medallion Necklace exudes an aura of sophistication and timeless elegance. The necklace features a striking round black jade medallion, with an impressive approximate carat weight of 13.34. This medallion is adorned with a distinctive design of four clusters, each showcasing a three-leaf motif, and pave-set with a total of 48 round diamonds. These diamonds, with a combined weight of 0.52 carats and a color and clarity grade of GH/SI, add a dazzling touch to the piece. The braided edge and signature Roberto Coin ruby complete the medallion's luxurious appeal, while the necklace's versatile chain allows for adjustable lengths of 15", 16", or 18". It is finished with a secure lobster clasp for ease of wear.