Opale masso Koroit multi australiano 11,12 ct fantasia scintillante (27 x 17 mm)
11.12 ct Sparkling Fancy Shape (27 x 17 mm) Multi Color Australian Koroit Boulder Opal Natural Loose Gemstone. Gem Type Boulder Opal. Shape Fancy. Weight 11.12 ct. Rare Stone! Unheated / Untreated Multi Color Orgin From Australia.