This solitaire pendant necklace features a 7.62mm brilliant cut cubic zirconia, for a total weight of 1.60 carats. This necklace is crafted in .925 sterling silver finished in pure platinum or 18kt yellow gold, with flawless handset cubic zirconia. The chain extends from 16" to 17” and 18", designed to be comfortable and easy to wear. CRISLU jewelry is 100% hypoallergenic.