A diamond set lizard b brooch

A diamond set lizard b brooch, the brooch depicting a lizard in motion encrusted throughout with graduating old and rose-cut diamonds with the largest to the head, estimated to weigh a total of 0.85 carats, the eyes set with cabochon-cut rubies, all in silver to a gold mount, overall dimensions 45 x 20mm, circa 1860s, gross weight 5.8 grams.

No. 28355M