170 lots

LOT 840

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

RUBY AND DIAMOND EAR PENDANTS

Cushion-shaped rubies, circular-cut diamonds, gold, 1940s, 5.5 cm

CHF 7,000 - 10000

EUR 6,300 - 9000

USD 7,000 - 10000

Brand Unsigned

Year circa 1940s

LOT 841

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

RUBY AND DIAMOND BANGLE

Old cushion-shaped ruby, old-cut diamonds, platinum, 1890

CHF 5,000 - 7000

EUR 4,500 - 6300

USD 5,000 - 7000

Brand Unsigned

Year circa 1890

Sold: CHF 5,750

LOT 842

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

ART DECO RUBY AND DIAMOND RING

Kite-cut ruby, circular-cut diamonds, platinum, 1935s, size 52

CHF 5,000 - 8000

EUR 4,500 - 7300

USD 5,000 - 8000

Brand Unsigned

Year circa 1935s

Sold: CHF 5,625

LOT 843

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

RUBY AND DIAMOND RING

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 - 20000

EUR 13,500 - 18000

USD 15,000 - 20000

Brand Unsigned

Sold: CHF 13,750

LOT 844

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

RUBY AND DIAMOND RING

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 - 7000

EUR 4,500 - 6300

USD 5,000 - 7000

Brand Unsigned

LOT 845

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

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 - 35000

EUR 23,000 - 32000

USD 25,000 - 35000

Brand Unsigned

Year circa 2000s

Sold: CHF 32,500

 Please note that the blue diamonds have not been tested for color GRANDIDIERITE is one of the rarest gems on the planet, it is considered second most valuable and rare after red diamond. Being found in a very few localities it is usually discovered opaque or translucent. Gem quality transparent material is beyond rare. This clean 1.66 carats GIA certified including notable letter exhibiting blue green collaboration grandidierite is a true collector piece set in one of a kind handmade platinum diamond ring. The beauty of the Grandidierite is highlighted by a line of natural blue diamonds 

LOT 846

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

RUBY AND DIAMOND EARRINGS

Cabochon rubies of 5.42 and 5.56 carats, circular and baguette-cut diamonds, platinum and gold, 1960s, 2.3 cm

CHF 4,000 - 6000

EUR 3,600 - 4500

USD 4,000 - 6000

Brand Unsigned

Year circa 1960s

Sold: CHF 4,750

LOT 847

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

RUBY AND DIAMOND RING

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 - 40000

EUR 27,000 - 36000

USD 30,000 - 40000

Brand Unsigned

Year circa 1960s

Sold: CHF 32,500

LOT 848

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

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 - 10000

EUR 4,500 - 9000

USD 5,000 - 10000

Brand Unsigned

Year circa 1950s

Sold: CHF 5,625

LOT 849

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

RUBY, SAPPHIRE AND DIAMOND EARRINGS, RUBEL

Circular-cut rubies, sapphires and diamonds, gold, 1950s, 2.5 cm, no. 47820

CHF 8,000 - 10000

EUR 7,300 - 9000

USD 8,000 - 10000

Brand Rubel

Year circa 1950s

Sold: CHF 9,375

LOT 850

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

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 - 10000

EUR 7,300 - 9000

USD 8,000 - 10000

Brand Marchak

Year circa 1950s

LOT 851

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

RUBY RING

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 - 60000

EUR 36,000 - 55000

USD 40,000 - 60000

Brand Unsigned

Year circa 2006

LOT 852

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

ART DECO EMERALD AND DIAMOND BROOCH

Rectangular-cut emeralds, circular-cut diamonds, gold and platinum, 1930s, 4.5 cm

CHF 4,000 - 6000

EUR 3,600 - 4500

USD 4,000 - 6000

Brand Unsigned

Year circa 1930s

Sold: CHF 4,375

LOT 853

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

EMERALD AND DIAMOND RING

Emerald-cut emerald of 26.72 carats, marquise-cut diamonds, gold, 1960s, size 55 GEM PARIS 2016, report no 20161972502-1, 26.72 carats, Colombia, modification by minor impregnation with oil not significantly affecting the appearance of the stone

CHF 25,000 - 35000

EUR 22,500 - 31500

USD 25,000 - 35000

Brand Unsigned

Year circa 1960s

Sold: CHF 25,000

LOT 854

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

ART DECO EMERALD AND DIAMOND EAR PENDANTS

Pear-shaped emeralds of 3.19 carats, circular-cut diamonds, platinum and gold, 1930s, 3.8 cm AGL, 2000, report no. CS 34236 : 3.19 carats, Colombian, faint oil and faint to moderate oil

CHF 10,000 - 15000

EUR 9,000 - 13500

USD 10,000 - 15000

Brand Unsigned

Year circa 1930s

Sold: CHF 11,250

LOT 855

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

EMERALD AND DIAMOND SNAKE NECKLACE AND EARRINGS SET, FABRIZIO CANTAMESSA

Circular and marquise-cut emeralds, circular-cut diamonds, silver and gold, 1998, earrings : 3.5 cm, necklace 23.5 cm “The light of a jewel is able to bring out the beauty and personality of (any) woman” Fabrizio Cantamessa

CHF 30,000 - 40000

EUR 27,000 - 36000

USD 30,000 - 40000

Brand Fabrizio Cantamessa

Year circa 1998

 The firm Cantamessa, founded en 1938, is today justifiably recognised as one of the leading jewellery manufacturers of innovative design: Their jewels are rooted in sculptural form that often display a dramatic use of colour through their choice of gemstones Cantamessa has its head office and centre of production in Valenza, Italy, where the company had been established by the four Cantamessa Brothers in the late 1930s Cantamessa’s sources of inspiration are quite diverse : flora, fauna and geometrical patterns all form part oh his repertoire and each creation is imbued with an essence of modernity and style. 

LOT 856

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

SAPPHIRE AND DIAMOND “TROMBINO” RING, BULGARI

Cabochon sapphire, baguette and circular-cut diamonds, platinum (French mark), 1960s, signed Bvlgari

CHF 15,000 - 20000

EUR 13,500 - 18000

USD 15,000 - 20000

Brand Bulgari

Year circa 1960s

Sold: CHF 16,250

LOT 857

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

SAPPHIRE AND DIAMOND EARRINGS, HARRY WINSTON

Circular-cut sapphires, circular-cut diamonds, gold, 1980s, 2.5 cm, maker’s mark

CHF 5,000 - 7000

EUR 4,500 - 6300

USD 5,000 - 7000

Brand Harry Winston

Year circa 1980s

LOT 858

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

SAPPHIRE AND DIAMOND RING

Octogonal-cut sapphire, circular-cut diamonds, platinum, 1960s, size 51 GCS London 2018, report no 79817-66, 10 carats approx., Burma (Myanmar), no indications of heating

CHF 50,000 - 80000

EUR 45,000 - 73000

USD 50,000 - 80000

Brand Unsigned

Year circa 1960s

LOT 859

Important Modern & Vintage Jewels Geneva, Nov 11, 2019

SAPPHIRE AND DIAMOND RING

Cabochon sugarloaf sapphire of 14.33 carats, tapers diamonds, gold (French mark), size 56 GRS 2019, report no GRS2019-047935, 14.33 carats, Burma (Myanmar), no indications of heating

CHF 20,000 - 30000

EUR 18,000 - 27000

USD 20,000 - 30000

Brand Unsigned

Year circa 2019

Sold: CHF 25,000