Silver Boulder Opal Necklace SOLD Silver boulder opal necklace, a natural purple-ish/blue/white Australian boulder opal set in silver free-form frame. Very unique design. Size: Pendant H40mm x W22mm Silver Chain is 49cm long. Total Weight: 22.9 grams Categories: Necklace, Opal Tags: necklacr, opal Related products 18ct Gold South Sea Pearl Necklace $3,380.00 Add to cart SOLD14ct Yellow Gold Flat Snake Choker SOLD Read more SOLDLoose Queensland boulder opal SOLD Read more 18ct Yellow Gold Twisted Rope Chain $5,765.00 Add to cart