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4.28 Ct blue heart boulder opal

Regular price $195.00 AUD
Regular price Sale price $195.00 AUD
Sale Sold

This 4.28 Ct heart boulder opal features a unique combination of blues and purples.

Carats & Dimensions

4.28 carats

Length: 12.9 mm

Width: 12.7 mm

Depth: 3.6 mm


Mined by Sue at her Mt. Margaret opal mine in Queensland, Australia


Natural solid boulder opal

Commercial grade