Berganza

Art Deco step cut diamond ring. Set with one rectangular step cut diamond, E colour, VS2 clarity, with a weight of 2.07 carats in an open back claw setting, further set with four rec...

Padparadscha Ceylon sapphire and diamond ring. Set to centre with a cushion shape mixed cut natural unenhanced Padparadscha Ceylon sapphire in an open back claw setting with a weight...

Bulgari Ceylon sapphire and diamond 'Trombino' ring. Set to centre with one oval mixed cut natural no heat Ceylon sapphire in an open back claw setting with a weight of 8.03 carats, ...

Drop shape old mine diamond and Colombian emerald ring. Set to the centre with a drop shape old mine diamond, F colour, VS2 clarity, with a weight of 1.56 carats, flanked by two drop...

Art Deco old mine diamond ring. Set with a cushion shape old mine diamond, H colour, SI2 clarity with a weight of 2.18 carats in an open back claw setting, further set with two recta...

8.46 carat Diamond and sapphire target ring. Centrally set with a cushion shape old mine cut diamond, O-P colour, SI1 clarity with a weight of 8.46 carats, in an open back rubover se...

Sapphire and diamond drop earrings. A matching pair, each set to top with three round cabochon cut natural unenhanced sapphires in open back rubover settings, six in total, with a co...

Victorian peridot and diamond pendant. Set with a central drop shape mixed old cut natural unenhanced peridot in an open back claw setting with an approximate weight of 9.75 carats, ...

Suzanne Belperron Multi-Strand yellow sapphire and emerald necklace. Set with an integrated clasp featuring an oval old cut no heat sapphire in an open back rubover setting with an a...

Colombian emerald and diamond dress ring. Set with an octagonal emerald-cut natural Colombian emerald with minor oil in an open back claw setting with a weight of 3.12 carats, flanke...

Art Deco natural pearl and diamond ring. Centrally set with a cushion shape old mine diamonds in an open back claw setting with a an approximate weight of 1.45 carats decorated to to...

Bulgari diamond flanked solitaire ring. Centrally set with a round transitional cut diamond, J colour, VVS2 clarity with a weight of 2.50 carats in an open back claw setting, flanked...

Van Cleef & Arpels sapphire ring. Set to centre with an oval old cut natural no heat sapphire in a open back claw setting with an approximate weight of 1.60 carats, flanked by tw...

Baguette cut diamond eternity ring. Set with thirty-two rectangular baguette cut diamonds in open back channel settings with a combined approximate weight of 6.40 carats, to a smooth...

Art Deco purple sapphire and diamond cluster ring. Centrally set with a natural no heat octagonal emerald-cut purple sapphire in an open back claw setting with an approximate weight ...

Cartier diamond bar brooch. Horizontally set with a single row of thirty six round rose cut diamonds in open back grain settings with a combined approximate weight of 0.50 carats, to...

Cartier 4.68 carat emerald-cut diamond ring. Set with an impressive octagonal emerald-cut diamond, I colour, VVS2 clarity, with a weight of 4.68 carats in an open back claw setting, ...

Tiffany & Co. emerald and diamond bracelet. Set with thirty two square step cut natural emeralds in open back channel settings with a combined approximate weight of 4.50 carats, ...

Tiffany guilloché enamel locket. A round yellow gold locket with one side crafted in guilloché enamel, hinged to the left opening to expose space for two...

Tiffany & Co Fancy deep orange-yellow diamond flanked solitaire ring. Set to center with one round brilliant fancy deep orange-yellow diamond, VS1 clarity with a weight of 1.07 c...

Tiffany & Co. diamond pendant. Centrally set with three round old cut diamonds in open back grain settings with an approximate weight of 0.65 carats, further adorned with fifty t...

Hemmerle 5.27ct Diamond flanked solitaire ring. Set to centre with a cushion shape old mine cut diamond, J colour, VVS2 clarity, with a weight of 5.27 carats in an open back claw set...

Purple spinel and diamond cluster ring. Set centrally with an oval old cut natural no heat purple spinel in an open back rubover setting with an approximate weight of 1.80 carats, fu...

Van Cleef & Arpels Yellow Ceylon Sapphire and diamond pendant. Set to centre with an oval brilliant cut natural no heat yellow sapphire in an open back claw setting with an appro...

6.25 carat old mine diamond two stone ring. Set with two cushion shape old mine diamonds in open back rubover settings, one with an approximate weight of 3.10 carats, the other 3.15 ...

Van Cleef & Arpels diamond and coral 'Philippine' ring. Set with eighteen round brilliant cut diamonds in closed back grain settings with an approximate combined weight of 0.60 c...

Aquamarine and diamond pendant. Set with with one cushion shape scissor cut natural aquamarine in open back claw settings with an approximate weight of 30.00 carats, suspended from o...

Boucheron emerald and diamond cluster ring. Set centrally with an octagonal step cut emerald in an open back rubover setting with an approximate weight of 1.00 carats flanked by six ...

Belle Époque diamond cluster ring. Vertically set with four cushion shape old mine diamonds in open back rubover settings with a combined approximate weight of 2.60 carats, further a...

Ceylon sapphire and diamond coronet cluster ring. Set to centre with a cushion shape old cut natural no heat Ceylon sapphire in an open back rubover setting with an approximate weigh...

Colombian emerald and diamond pendant. Set to centre with a drop shape old cut natural Colombian emerald with moderate oil in an open back cut-down setting with an approximate weight...

Enamel Dog Cufflinks. A pair of cufflinks, each composed of two oval plaques, each featuring an intricately enameled dog of varying breeds, securely fitted to reverse with a secure l...

Joel Arthur Rosenthal almond blossom earrings. A matching pear, set to center with ten solid yellow gold pistils, encircled by five aluminium petals which feature solid pink enamelin...

Art Deco diamond cluster ring. Set to centre with an octagonal Asscher cut diamond, J colour, VS1 clarity, with a weight of 2.65 carats in an open back claw setting, surrounded twent...

Art Deco diamond and emerald ring. Set to center with one square French cut diamond in an open back rubover setting with an approximate weight of 1.55 carats, flanked by two natural ...

Victorian amethyst and citrine necklace. Set with five oval mixed cut natural amethysts in open back rubover settings with a combined approximate weight of 24.50 carats, interspersed...

Demantoid garnet, diamond and pearl brooch. Set to centre with a cushion shape old cut natural demantoid garnet in an open back claw setting with an approximate weight of 1.40 carats...

Van Cleef & Arpels diamond hoop earrings. Van Cleef & Arpels diamond hoop earrings. A matching pair, each set with forty-five round brilliant cut diamonds in open back grain ...

Cartier Colombian emerald and diamond cluster ring. Set to center with an octagonal step-cut natural Colombian emerald with minor oil in an open back claw setting with an approximate...

4.84 carat old cut diamond solitaire ring. Set with a round old cut diamond, N colour, SI1 clarity, with a weight of 4.84 carats, in an open back claw setting, to an elegant solitai...

Kutchinsky diamond knot hoop earrings. A matching pair, each set with twenty round eight-cut diamonds in closed back grain settings, forty in total with a combined approximate weight...

Dreicer & Co. amethyst, pearl and diamond pendant/brooch. Set to centre with a cushion shape old cut natural amethyst in an open back claw setting with an approximate weight of 4...

Pink Burmese sapphire and pearl necklace. Set with seventeen natural no heat pink Burmese sapphires in open back rubover settings with a combined approximate weight of 6.80 carats, f...

C.E. Bolin garnet and diamond brooch. Set to center with two round old cut natural garnets in open back rubover settings , with an approximate combined weight of 2.60 carats, flanked...

Fancy intense yellow diamond three stone gypsy ring. Set to centre with one old round cut diamond natural fancy intense yellow diamond, I2 clarity, with a weight of 1.49 carats in an...

Old cut diamond dress ring. Set to centre with an round old cut diamond in an open back claw setting with an approximate weight of 1.25 carats, further set to top and bottom with two...

Bulgari diamond Trombino ring. Set to centre with an octagonal emerald-cut diamond with an approximate weight of 3.45 carats, in an open back claw setting, flanked by six rectangular...

Marcus & Co. diamond bracelet. Set with two cushion shape old mine diamonds in open back grain settings with a combined approximate weight of 1.20 carats, and further set with se...

Sapphire and diamond three stone ring, of European royal provenance. Centrally set with an oval cabochon cut natural no heat sapphire in an open back claw setting with a weight of 3....

Yellow Ceylon sapphire ring. Set with an octagonal scissor cut natural no heat yellow Ceylon sapphire in an open back claw setting with an approximate weight of 15.00 carats, to an i...

Boucheron marquise shape diamond ring. Set to centre with a marquise shape old cut diamond, I colour, SI1 clarity, with an approximate weight of 3.04 carats in an open back claw sett...

Mauboussin pearl, ruby and emerald cluster ring. Set to centre with a black pearl in a half-drilled open back setting, further adorned with nine rectangular baguette cut natural unen...

Suzanne Belperron 4.86 carat diamond ring. Set with a cushion shape old mine diamond, J colour, VS1 clarity, with a weight of 4.86 carats in an open back claw setting, to an exceptio...

Ceylon sapphire and diamond ring. Set to centre with an oval old cut natural no heat Ceylon sapphire in an open back claw setting with an approximate weight of 7.30 carats, flanked b...

Cartier Paris 4.37 carat diamond flanked solitaire. Set to centre with a cushion shape old mine diamond, E colour, SI1 clarity, with a weight of 4.37 carats, in an open back claw set...

Cartier Paris diamond bracelet/necklace. A convertible piece, the necklace set with thirteen round old cut diamonds in open back rubover settings with an approximate combined weight ...

Natural pearl and diamond drop earrings. A matching pair of earrings, each set with a round natural saltwater pearl, one pinkish grey in colour, approximately 9.27-9.34 x 6.10mm, the...

Kutchinsky diamond hoop earrings. A matching pair, featuring twenty-eight round transitional cut diamonds in openback grain settings with a total combined approximate weight of 1.85 ...

M. Gérard diamond earrings. A matching pair, each set with four rond brilliant cut diamonds in open back claw settings, eight in total with a combined approximate weight of 3.00 cara...

Victorian diamond coronet cluster ring. Set to centre with a cushion shape old mine diamond in an open back rubover setting with an approximate weight of 3.65 carats encircled by fou...