Balance Necklace with Teardrop OpalSimple and elegant, the balance necklace features a light teardrop shaped Australian opal encircled in an open setting with 14 karat gold. Solid 14 karat gold Measurements Blue opal: 7 x 4 mm, 0. 56 cts Solid 14 karat gold 18" chain Opal origin: Coober Pedy, Australia. Cut and set in house at the FTB studio in Sydney, Australia. Fade to Black ensures that all stones are sourced from ethical suppliers with whom we have trusted partnerships. All stones