Silver Boulder Opal Necklace $349.00 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 Silver Boulder Opal Necklace quantity Add to cart Categories: Necklace, Opal Tags: necklacr, opal Related products 9ct gold necklace with Fresh water pearls $575.00 Add to cart Silver Solid Boulder Opal Earrings $1,280.00 Add to cart 18ct Gold 3-tone Necklace $4,490.00 Add to cart 18ct Gold South Sea Pearl Necklace $3,380.00 Add to cart