Opal and diamond bar brooch

A beautiful opal and diamond bar brooch dating from the early 20thg century.

The opal displaying a fine play of colour ranging from green to pink / red, 19mm by 14mm.

18ct yellow gold mount with platinum front, set with three old cut diamonds to each side.

Overall length 6.60cm, weight 5.6 grams.

Presented in the original box, this piece is in excellent condition.

English circa 1910.