Jewellery › Gold Opal Ring Image 1 of 2 Image 2 of 2 Gold Opal Ring $540.00 Handcrafted ring featuring an Australian Boulder Opal, made with 20k Hard Gold plated Brass, 5 micronsSize 10.5 Add To Cart Added! Handcrafted ring featuring an Australian Boulder Opal, made with 20k Hard Gold plated Brass, 5 micronsSize 10.5