Lot 425 , A late Victorian gold and silver, black opal and diamond cluster bar brooch

A late Victorian gold and silver, black opal and diamond cluster bar brooch, set with central octagonal cut opal and bordered by old round and rose cut diamonds, 44mm, gross weight 7.1 grams.
£400-600

Condition:
Natural flaws to two edges of the opal, one appears to be a chip also.

Sold for £550