A solitaire diamond ring, circa 1920s, the brilliant-cut diamond in four claw pierced setting, between geometric shoulders, each inset with small pairs of brilliants-cut diamonds, with further baguette-cut diamond below, mounted in white precious metal, unmarked, accompanied by an AGI report, principal diamond approximately 2.50 carats, ring size M½. £8,000-£10,000

The AGI (Antwerpese Gemologische Instelling) Report, number 983911, dated 29th October 2018, gives the estimated carat weight of 2.50 carats, estimated colour I, estimated clarity VS1, platinum mounted.

Catalogue amendment: the weight of the principal diamond is approximately 2.36 carats - NOT 2.5 carats.