Lot of three oval-cut cabochon opals:

- One white opal of 2,25 carats.
Dimensions: approx. 12,1 x 9,6 mm (1/2 x 1/3 in.)

- One commune opal of 3,65 carats
Dimensions: approx. 12,7 x 10,4 mm (1/2 x 2/5 in.)

- One fire opal of 1,55 carats.
Dimensions: approx. 10,5 x 7,9 mm (2/5 x 3/10 in.)

Provenance :