SAPPHIRE AND DIAMOND BALLERINA RING
Oval-cut sapphire, tapers, baguette and circular-cut diamonds, platinum (French mark), 1960s, size 51
CHF 10,000 - 15,000
USD 10,000 - 15,000
EUR 9,000 - 13,500
Brand Unsigned
Year circa 1960s
Sold: CHF 11,250
Oval-cut sapphire of 3.33 carats, circular-cut sapphires and diamonds, 14K (585) gold, size 52 GRS 2011, report no GRS2011-021601, 3.33 carats, Sri Lanka, no indication of thermal treatment
CHF 13,000 - 15,000
USD 13,000 - 15,000
EUR 11,700 - 13,500
Brand Unsigned
Year circa 2011
Sold: CHF 15,000
NATURAL PEARL AND DIAMOND EAR PENDANTS
Baroque drop-shaped and button-shaped natural pearls, old-cut diamonds, gold and platinum, 6.5 cm GIA, 2019, report no. 105851, saltwater natural pearls SSEF 2019, report no 105851, 20 natural pearls, the analysed properties confirm the authenticity of these saltwater natural pearls
CHF 50,000 - 80,000
USD 50,000 - 80,000
EUR 45,000 - 80,000
Brand Unsigned
Year circa 2019
Circular, square, baguette, triangular and fancy-cut diamonds, platinum (French mark), 1930s, 19 cm, no 654
CHF 60,000 - 80,000
USD 60,000 - 80,000
EUR 55,000 - 73,000
Brand Unsigned
Year circa 1930s
Sold: CHF 65,000
DIAMOND LINE BRACELET, BOUCHERON
Square-cut diamonds, platinum (French mark), 1960s, 18 cm, signed Boucheron
CHF 40,000 - 50,000
USD 40,000 - 50,000
EUR 36,000 - 45,000
Brand Boucheron
Year circa 1960s
Sold: CHF 50,000
SAPPHIRE AND DIAMOND “ISTAMBOUL” EARRINGS, CARTIER
Cushion-shaped sapphires, baguette-cut diamonds, gold and platinum, 2000s, 2.5 cm, signed Cartier, no 702269, Cartier red fitted case Gübelin 2017, report no 17090112/1 and 2, Madagascar, no indication of heating
CHF 50,000 - 60,000
USD 50,000 - 60,000
EUR 45,000 - 55,000
Brand Cartier
Year circa 2000s
Sold: CHF 56,250
Old cushion-shaped diamond, 11.88 carats, platinum, size 52
CHF 80,000 - 120,000
USD 80,000 - 120,000
EUR 73,000 - 116,000
Brand Unsigned
Square-cut diamonds, platinum, 1930s, 17 cm, signed Cartier, no 817594, red Cartier fitted case
CHF 150,000 - 200,000
USD 150,000 - 200,000
EUR 130,000 - 180,000
Brand Cartier
Year circa 1930s
SAPPHIRE AND DIAMOND RING, BULGARI
Cushion-shaped sapphire of 17.52 carats, marquise and circular-cut diamonds, platinum (900) and gold, 1960s, signed Bvlgari SSEF 2017, report no 95656, 17.52 carats, Burma (Myanmar), no indications of heating
CHF 200,000 - 300,000
USD 200,000 - 300,000
EUR 180,000 - 270,000
Brand Bulgari
Year circa 1960s
Sold: CHF 237,500
EXCEPTIONAL PYROPE SPESSARTITE GARNET RING
Cushion-shaped pyrope spessartite color change garnet of 25.81 carats, trapeze and circular-cut diamonds, platinum and gold, 2000s, size 53 GIA 2018, report no 1308956787, Pyrope Spessartite Garnet, this stone exhibits a change of color when viewed under daylight or fluorescent vs incandescent light. GIA Notable letter 2018 GRS 2018, report no 2018-111938, Pyrope Spessartite Garnet, color shift from greenish brownish-pink to vivid red, Madagascar, no indication of thermal treatment
CHF 250,000 - 300,000
USD 250,000 - 300,000
EUR 230,000 - 270,000
Brand Unsigned
Year circa 2000s
Sold: CHF 275,000