BLUE AGATE AND TANZANITE “GRAND DOUBLE CLIP PYRAMIDE”, RENÉ BOIVIN
TO BE SOLD WITHOUT RESERVE
Circular-cut tanzanite, agate, gold (French mark), 2005, 11 cm, signed René Boivin, no 1/1, Boivin fitted case René Boivin, 2014, certificate of authenticityCHF 8,000 - 10,000
USD 8,000 - 10,000
EUR 7,300 - 9,000
Brand Rene Boivin
Year circa 2005
Sold: CHF 10,000
DIAMOND AND QUARTZ “CHEVRON” EAR PENDANTS, RENÉ BOIVIN
TO BE SOLD WITHOUT RESERVE
Circular-cut diamonds, cabochon quartz, gold, 2005, 5.5 cm, signed René Boivin René Boivin, 2014, certificate of authenticityCHF 6,000 - 8,000
USD 6,000 - 8,000
EUR 5,500 - 7,300
Brand Rene Boivin
Year circa 2005
Sold: CHF 6,250
SAPPHIRE “NID D’ABEILLE” BRACELET, RENÉ BOIVIN
Circular-cut sapphires, gold, 1950s, 20 cm Ms Françoise Cailles, 2014, certificate of authenticity
CHF 40,000 - 60,000
USD 40,000 - 60,000
EUR 36,000 - 55,000
Brand Rene Boivin
Year circa 1950s
Sold: CHF 47,500
ORANGE SAPPHIRE AND CHALCEDONY RING
Rectangular-cut orange sapphire of 15.51 carats, blue chalcedony, platinum, 2018, size 54 SSEF 2016, report no 86955, 15.51 carats, Ceylon (Sri Lanka), no indications of heating
CHF 25,000 - 30,000
USD 25,000 - 30,000
EUR 22,500 - 27,000
Brand Unsigned
Year circa 2018
AMESTHYST, SAPPHIRE AND DIAMOND “WINDSOR” RING, BRACELET, NECKLACE AND EARRINGS SET, ASPREY
Cushion-shaped amethysts, circular-cut pink sapphires and diamonds, gold, 2000s, bracelet : 18 cm, ring size 48, earrings : 4 cm, signed Asprey
CHF 20,000 - 30,000
USD 20,000 - 30,000
EUR 18,000 - 27,000
Brand Asprey
Year circa 2000s
Sold: CHF 23,750
Heart-shaped diamonds of 3.01 and 3.17 carats, gold, 2018, size 52, signed JDMD GIA 2018, report no 6295744309, 3.01 carats Natural Fancy Deep Brown Orange color, I2 clarity GIA 2012, report no 1142617279, 3.17 carats Natural Fancy Deep Brownish Greenish Yellow color, Si2 clarity
CHF 40,000 - 60,000
USD 40,000 - 60,000
EUR 36,000 - 55,000
Brand Unsigned
Year circa 2018
RETRO DIAMOND AND RUBY BRACELET, TIFFANY
Circular and calibré-cut rubies, circular-cut diamonds, platinum, 1930s, 18.5 cm, signed Tiffany & Co
CHF 30,000 - 40,000
USD 30,000 - 40,000
EUR 27,000 - 36,000
Brand Tiffany
Year circa 1930s
RUBY, DIAMOND AND CULTURED PEARL NECKLACE AND EARRINGS SET, MISSIAGLIA
Oval-cut rubies, circular-cut and marquise-shaped diamonds, two sets of 7 white and 9 black removable cultured pearls drops, gold, 1980s, earrings : 2 cm, signed Missiaglia
CHF 25,000 - 35,000
USD 25,000 - 35,000
EUR 23,000 - 32,000
Brand Missiaglia
Year circa 1980s
Sold: CHF 27,500
Cushion-shaped rubies, circular-cut diamonds, gold, 1940s, 5.5 cm
CHF 7,000 - 10,000
USD 7,000 - 10,000
EUR 6,300 - 9,000
Brand Unsigned
Year circa 1940s
Old cushion-shaped ruby, old-cut diamonds, platinum, 1890
CHF 5,000 - 7,000
USD 5,000 - 7,000
EUR 4,500 - 6,300
Brand Unsigned
Year circa 1890
Sold: CHF 5,750
ART DECO RUBY AND DIAMOND RING
Kite-cut ruby, circular-cut diamonds, platinum, 1935s, size 52
CHF 5,000 - 8,000
USD 5,000 - 8,000
EUR 4,500 - 7,300
Brand Unsigned
Year circa 1935s
Sold: CHF 5,625
Circular-cut rubies of 13.52 carats, circular-cut diamonds of 1,16 carats, platinum, size 51 Rubies : Burma (Myanmar), no indications of heating
CHF 15,000 - 20,000
USD 15,000 - 20,000
EUR 13,500 - 18,000
Brand Unsigned
Sold: CHF 13,750
Oval-cut ruby of 1.52 carats, pear-shaped, circular and oval-cut diamonds, gold, size 52 IGI 2013, report no F6F90145, 1.52 carats, Mong Hsu (Burma), enhanced
CHF 5,000 - 7,000
USD 5,000 - 7,000
EUR 4,500 - 6,300
Brand Unsigned
EXTREMLY RARE GRANDIDIERITE AND DIAMOND RING
Octogonal step-cut Grandidierite, circular-cut diamonds, platinum, 2000s, size 55 GIA 2018, report no 3295466289, Grandidierite GIA Notable letter 2018
CHF 25,000 - 35,000
USD 25,000 - 35,000
EUR 23,000 - 32,000
Brand Unsigned
Year circa 2000s
Sold: CHF 32,500
Cabochon rubies of 5.42 and 5.56 carats, circular and baguette-cut diamonds, platinum and gold, 1960s, 2.3 cm
CHF 4,000 - 6,000
USD 4,000 - 6,000
EUR 3,600 - 4,500
Brand Unsigned
Year circa 1960s
Sold: CHF 4,750
Cushion-shaped ruby of 4.01 carats, circular-cut diamonds, gold (French mark), 1960s, size 53 GEM PARIS 2014, report no 20141971384, 4.01 carats Burma (Myanmar), no indications of modification or treatment SSEF 2017, report no 95919, Burma (Myanmar), no indications of heating
CHF 30,000 - 40,000
USD 30,000 - 40,000
EUR 27,000 - 36,000
Brand Unsigned
Year circa 1960s
Sold: CHF 32,500
PINK SAPPHIRE AND DIAMOND RING
Oval-cut pink sapphire, circular-cut diamonds, platinum (French mark), 1950s, size 54,5 SSEF 2019, report no 105529, Burma (Myanmar), no indications of heating
CHF 5,000 - 10,000
USD 5,000 - 10,000
EUR 4,500 - 9,000
Brand Unsigned
Year circa 1950s
Sold: CHF 5,625
RUBY, SAPPHIRE AND DIAMOND EARRINGS, RUBEL
Circular-cut rubies, sapphires and diamonds, gold, 1950s, 2.5 cm, no. 47820
CHF 8,000 - 10,000
USD 8,000 - 10,000
EUR 7,300 - 9,000
Brand Rubel
Year circa 1950s
Sold: CHF 9,375
SAPPHIRE AND DIAMOND EARRINGS, MARCHAK
Pear-shaped sapphires, circular-cut diamonds, gold and platinum (French marks), 1950s, 3 cm, signed Marchak-Paris
CHF 8,000 - 10,000
USD 8,000 - 10,000
EUR 7,300 - 9,000
Brand Marchak
Year circa 1950s
Oval ruby of 6.75 carats, circular-cut diamonds, gold, size 52 Gübelin 2006, report no 0606080, 6.75 carats, Burma (Myanmar), no indications of heating
CHF 40,000 - 60,000
USD 40,000 - 60,000
EUR 36,000 - 55,000
Brand Unsigned
Year circa 2006