MARLA AARON Rondelle Strand + Stoned Medium Lock 14-karat white gold, sapphire and turquoise necklace

A single strand of lapis lazuli rondelles, deep blue with the mineral's characteristic mottling, closes with Marla Aaron's signature oval lock — its barrel set with a pavé of turquoise, totalling 0.39 carats. The 'Rondelle Strand + Stoned' necklace is made in the USA from 14-karat white gold (585).