Adam's FINE JEWELLERY & WATCHES 16 May 2023

T uesday 16 th M ay 2023 . S tarting at 4 pm 104 154 A DIAMOND SERPENT RING, BY MARGHERITA BURGENER Modelled as a coiled serpent pavé-set with single-cut diamonds and similarly-cut yellow tint- ed diamond eyes, mounted in grey titanium, signed Margherita Burgener, with maker’s mark ‘MB’ and case, ring size N (EU 56, US 7½) € 2,200 - 2,800 155 A DIAMOND ‘C HEART OF CARTIER’ RING, BY CARTIER, 2001 The continuous openwork row of alternating hearts, one set with brilliant-cut diamonds , mounted in 18K gold, signed Cartier, numbered, with maker’s mark, French import mark, ring size K½ (51) € 1,500 - 2,000 156 A DIAMOND RING, BY FRED PARIS The square frontispiece set with a series of brilliant-cut diamonds, with beading detailing throughout ,mounted in 18K gold, signed Fred Paris,with maker’s mark ‘Sté D’, French assay mark,with maker’s case and outer box, ring size N½ € 3,500 - 4,500