Jewellery, Objects of Vertu, Silver and Watches

A sapphire and diamond dress ring, the oval cabochon sapphire between shoulders channel-set with step-cut diamonds, to a rectangular split-shank mount, stamped ‘750’, ring size approximately K+. £400-£600

Partially struck Italian maker’s marks.
A few tiny nicks to the surface of the cabochon in particular around the centre.
Zoning / banding visible under 10x magnification, but over all good aesthetic.
Gross weight 8.6gm.