This mid-century platinum diamond necklace is a vintage piece from the 1950s. It features an array of diamonds including 70 round diamonds totaling approximately 16.50 carats, 23 marquise diamonds weighing around 8.00 carats and 99 baguette diamonds amounting to roughly 13.00 carats. The necklace measures about fifteen inches long and is crafted entirely in platinum for a timeless appeal.