Pacific Opal and Opal Swarovski crystals are set in a German filigree setting. Each crystal is hand set by Swarovski in to specially procured German filigree bead. German filigree artisans are considered the best filigree artists and this lovely delicate necklace is perfect. Gold fill, approx. length 16". *CA Prop 65 warning - this product contains trace amounts of lead. Not intended for children under 12 years old.