Necklace Collection : A beautiful necklace by Paula Crevoshay with a 30.64 ct opal, blue zircon, pink … 27 August 2018 3502 Necklace Collection : A beautiful necklace by Paula Crevoshay with a 30.64 ct opal, blue zircon, pink tourmaline, tsavorite, apatite, ruby, and diamonds.