A collection of jewellery

A collection of jewellery, comprising: a sapphire and diamond pendant, of openwork foliate design set with oval-shaped sapphire and accented with diamonds in yellow gold to a fine link chain, pendant length 6cm, chain length 50cm, case; an 18ct gold and diamond ring, the wide band centred with a round brilliant-cut diamond in a star-shaped mount, London hallmarks, size T, gross weight 10g, case; an 18ct gold and diamond ring, centred with an old circular-cut diamond in a raised surround with graduated round brilliant-cut diamonds to the shoulders, London import marks, stamped 18K and Italy, size V, gross weight 7g, case; an 18ct gold and diamond ring, the carved geometric decoration accented with diamonds, Birmingham hallmarks, size O; and a diamond half-hoop ring, of openwork design set with graduated round brilliant-cut diamonds, stamped 585 and 075, size N 1/2, case