Lot 454 , A diamond plaque ring, mid 20th century

A diamond plaque ring, mid 20th century, centring on a plaque set with single-cut diamonds totalling approximately 0.30 carats, mounted in gold and platinum, size L1/2, stamped 18CT, maker's mark R BROS, numbered 4993, gross weight approximately 2 grams
£150-250

Condition:
Attractive, well-made ring in good condition.

Sold for £220