Lightning Ridge Unset Black Opal Quintet Parcel 18.9 Carat [#2630]

Four Lightning Ridge [New South Wales] N5 to N7 solid black opals [Total weight=18.9 carats] and one solid black crystal opal from Grawin in blue/green colours would suit gold pendants or rings.

Opals Measure: 33x28x18 mm, 15x13x13 mm, 12x8 mm, 10x8x7 mm, 10x7 mm.