Presenting Steve Koncz polished Queensland boulder opals. Shipped directly from Australia.
20.4ct Large Pale Blue and Aqua Pear Shaped Boulder Opal
Large Pale Blue, Green and Multicoloured Boulder Opal 46.7 carats
5.9ct Pale Blue Oval Boulder Opal
6.5ct Blue Queensland Boulder opal
4.9 ct Blue and Green Queensland Boulder Opal Gem Quality