01 juin 2015

A sapphire and diamond ring, by Gimel

A 24.00 carat Ceylon sapphire and diamond ring, by Gimel. Estimate HK$2,000,000 – HK$3,000,000 (US$250,000-380,000). Photo Christie's Image Ltd 2015 Set with a cushion-shaped sapphire, within a brilliant-cut diamond surround, to the similarly-cut diamond half-hoop, mounted in platinum and 18k yellow gold, ring size 6¼. Signed Gimel Accompanied by report no. 79647 dated 30 March 2015 from the SSEF Swiss Gemmological Institute stating that the approximately 24.00 carat sapphire is of Ceylon (Sri Lanka)... [Lire la suite]

01 juin 2015

 A sapphire and diamond necklace

 A Burma sapphire and diamond necklace. Estimate HK$2,400,000 – HK$3,500,000 (US$300,000-440,000). Photo Christie's Image Ltd 2015 Designed as a series of graduated cushion and oval-shaped sapphires alternating with trefoil pear-shaped diamond links, mounted in 18k white gold, 42.3 cm long Accompanied by report no. 76386 dated 23 September 2014 from the SSEF Swiss Gemmological Institute stating that the sapphires weighing approximately 70.00 carats total are of Burma (Myanmar) origin, with no indications of... [Lire la suite]
01 juin 2015

An important sapphire and diamond brooch

An important 23.00 carat Burma sapphire and diamond brooch. Estimate HK$2,500,000 – HK$3,500,000 (US$320,000-440,000). Photo Christie's Image Ltd 2015 The detachable pendant, set to the centre with a cushion-shaped sapphire, within a collet-set brilliant-cut diamond surround, suspended from a double bar brooch set throughout with brilliant-cut diamonds, between openwork circular diamond-set sides, the middle further accented by an overlapping loop, suspending three terminals composed of graduating diamond... [Lire la suite]
25 mai 2015

An exceptional sapphire and diamond ring

An exceptional 14.10 carats Kashmir sapphire and diamond ring. Estimate HK$ 7.8 million - 12 million (€900,000 - 1.4 million) © Bonhams. The cushion-shaped sapphire, weighing 14.10 carats, the surround and gallery set with brilliant-cut diamonds,diamonds approximately 1.00 carat total, ring size 6 Accompanied by a SSEF report stating that the natural sapphire has no indication of heat treatment and originates from Kashmir. Report number 77937, dated 29 January 2015. Also accompanied by an appendix... [Lire la suite]
22 mai 2015

An important sapphire and diamond ring

An important 9.13 carats Kashmir sapphire and diamond ring. Estimate HK$6,500,000 – HK$9,500,000 ($800,000-1,200,000). Photo Christie's Image Ltd 2015. Set with a cushion-shaped sapphire weighing approximately 9.13 carats, flanked by tapered baguette-cut diamonds, mounted in platinum, ring size 6, with French assay mark for platinum Accompanied by report no. 77113 dated 9 October 2014 from the SSEF Swiss Gemmological Institute stating that the 9.13 carat sapphire is of Kashmir origin, with no indications of... [Lire la suite]
11 mai 2015

A sapphire and diamond ring

A 7.20 carats Kashmir sapphire and diamond ring. Estimate CHF275,000 – CHF325,000 ($298,770 - $353,092). Photo Christie's Image Ltd 2015. Set with a cushion-shaped sapphire, weighing approximately 7.20 carats, within two round-cornered rectangular-cut diamonds, weighing approximately 1.69 and 1.68 carats, to the tapered baguette-cut diamond shoulders, mounted in platinum, ring size 6¼  Accompanied by report no. 13105335 dated 26 October 2013 from the Gubelin GemLab Institute stating that the sapphire is of... [Lire la suite]


11 mai 2015

A sapphire and diamond necklace

A Ceylon 43.25 carats sapphire and diamond necklace. Estimate CHF700,000 – CHF1,000,000 ($760,506 - $1,086,437). Photo Christie's Image Ltd 2015. Set with a cushion-shaped sapphire, weighing approximately 43.25 carats, to the trefoil pear-shaped and marquise-cut diamond surmount of foliate motif, suspended from a vari-cut diamond chain, mounted in platinum, 42.2 cm. Necklace signed Tiffany  Accompanied by report no. 15030106 dated 17 March 2015 from the Gübelin GemLab stating that the sapphire... [Lire la suite]
11 mai 2015

A sapphire and diamond ring, by Bulgari

A 12.90 carats Kashmir sapphire and diamond ring, by Bulgari. Estimate CHF1,300,000 – CHF1,800,000 ($1,412,368 - $1,955,587). Photo Christie's Image Ltd 2015.  Set with a cushion-shaped sapphire, weighing approximately 12.90 carats, to the triangular-cut diamond shoulders, mounted in platinum and gold, ring size 7¾. Signed Bulgari  Accompanied by report no. CS 59441 dated 21 February 2014 from the AGL American Gemological Laboratories stating that the sapphire is of Kashmir origin, with no... [Lire la suite]
11 mai 2015

An exceptional sapphire and diamond ring

An exceptional Kashmir 'Royal Blue' 35.09 carats sapphire and diamond ring. Estimate CHF3,000,000 – CHF4,000,000 ($3,259,311 - $4,345,748). Photo Christie's Image Ltd 2015 Set with a cushion-shaped sapphire, weighing approximately 35.09 carats, to the triangular-cut diamond shoulders and baguette-cut diamond hoop, mounted in gold, ring size 4½  Accompanied by report no. 77675 dated 1 December 2014 from the SSEF Swiss Gemmological Institute stating that the sapphire is of Kashmir origin, with no... [Lire la suite]
01 mai 2015

Sapphire and diamond ring

Kashmir sapphire and diamond ring. Estimate 170,000 — 250,000 CHF (160,378 - 235,849 EUR). Photo  Sotheby's. The cushion-shaped sapphire weighing 4.21 carats, set within a cluster of marquise-shaped, brilliant- and carré-cut diamonds, the shoulders pavé-set with brilliant-cut diamonds, size 55, sizing band, signed Kat Florence. Accompanied by SSEF report no. 79747 and Gübelin report no. 14060224, each stating that the sapphire is of Kashmir origin, with no indications of... [Lire la suite]