Type IIa diamond ring

Lot 257. Harry Winston. Diamond Ring. Estimate 7,000,000 - 9,000,000 HKD. © 2021 Sotheby's Set with an emerald-cut diamond weighing 10.35 carats, flanked by two tapered baguette diamonds, mounted in platinum, size 6, maker's mark for Harry Winston. Accompanied by GIA report no. 5211904750, dated 10 September 2021, stating that the diamond is D Colour, Internally Flawless, Excellent Polish and Symmetry; further accompanied by a diamond type classification letter stating that... [Lire la suite]

HONG KONG.- Phillips Asia will present the third iteration of INTERSECT, a cross-category online sale with a one-stop lifestyle concept that embodies the idea of art-meets-luxury. Open for bidding from 16 to 23 September, INTERSECT features 128 lots of tightly curated selection of contemporary artworks, alongside trendy timepieces and coveted jewels.Leading the sale is a superlative Patek Philippe reference 5370P-001 platinum split seconds chronograph wristwatch with black enamel dial (Estimate: HK$1.17-1.95 million). The... [Lire la suite]

A type IIa diamond ring by Bulgari, emerald-cut diamond, 6.03 ct, colour grade D, clarity grade VVS1, GIA report from 2019, estimate € 200,000 – 300,000. © Dorotheum. VIENNA.- Dorotheum’s upcoming major jewellery auction on 30 November 2020 offers an exceptional rarity – a ring by Bulgari with a type IIa diamond of 6.03 carats. This emerald-cut stone tops the colour grading scale (colour grade D - exceptional white) and flaunts VVS1 clarity - which means very, very small inclusions. Dorotheum experts estimate this ring by the... [Lire la suite]

Lot 1638. An impressive 16.38 carats D Colour, Flawless Type IIa diamond ring, mount by Van Cleef & Arpels. Estimate: HK$16,000,000 - 20,000,000 / US$2,064,535-2,580,670. Courtesy Sotheby's. Set with an emerald-cut diamond weighing 16.38 carats, between tapered baguette diamonds, mounted in platinum, mount signed and with maker's mark for Van Cleef & Arpels, French assay and maker's marks, size 5, sizing band. Accompanied by GIA report no. 2191493124, dated 24 August... [Lire la suite]

Lot 357. An important 18.02 carats D VVS1 Type IIa diamond ring. Estimate GBP 800,000 - GBP 1,200,000. Price realised GBP 881,250. © Christie's Image Ltd 2019  Cut-cornered rectangular step cut diamond of 18.02 carats, circular and rose-cut diamonds, ring size M. GIA, 2008, report no.16884985, 18.02 carats, D colour, IF clarity - copy onlyGIA, 2019, report no.16884985, 18.02 carats, D colour, VVS1 pot clarity, no fluorescence, Type IIa. Christie's. Important Jewels, London, 27... [Lire la suite]

Lot 655. A Fine 7.08 carat D/IF Type IIa Diamond Ring, Van Cleef & Arpels. Estimate HK$2,900,000 - 3,500,000 ($370,000-450,000). Image courtesy of Phillips. One marquise-shaped diamond, 7.08 carats. Two tapered baguette diamonds on the side. Platinum. Signed Van Cleef & Arpels, numbered N.Y.55540. Size 6¾ (7.08-carat Diamond): GIA report, numbered 2175728748, 4 January 2011, D colour, Internally Flawless. Diamond type classification report, Type... [Lire la suite]

Lot 648. A Fine 7.09 carat D/IF Type IIa Diamond Ring, Cartier, Circa 1987. Estimate HK$2,300,000 - 3,300,000 ($300,000-420,000). © Phillips One emerald-cut diamond, 7.09 carats. Flanked by two bullet-shaped diamonds, together approximately 1.20 carats. Platinum. Signed Cartier and numbered R6808, with English hallmark. Size 7½. (7.09-carat Diamond)GIA report, numbered 5085527, D colour, Internally Flawless, Excellent Polish. Diamond type... [Lire la suite]

Lot 124. Type IIa diamond ring of 10.28 carats, mounted by Cartier. Estimate CHF 450,000 - CHF 550,000 (USD 450,000 - CHF 550,000). Price realised CHF 615,000. © Christie's Images Ltd 2019. Pear brilliant-cut diamond of 10.28 carats, 1988, platinum (UK hallmark), ring size 6 ¾, signed Mtd Cartier London, no. 48423. GIA, 2019, report no. 2205400682: 10.28 carats, D colour, VVS2 clarity, potentially Internally Flawless, type IIa. Christie's. Magnificent... [Lire la suite]

Lot 201. Type IIa diamond ring of 10.20 carats, Boucheron. Estimate CHF 700,000 - CHF 900,000 (USD 700,000 - CHF 900,000). Price realised CHF 795,000. © Christie's Images Ltd 2019. Rectangular-cut diamond of 10.20 carats, tapered baguette-cut diamonds, gold (French mark), ring size 6 ¼, signed Boucheron, no. MO2879, brown Boucheron case. GIA, 2019, report no. 1242498: 10.20 carats, D colour, VVS1 clarity, potentially Internally Flawless, type IIaGIA, 1980, report no. 1242498:... [Lire la suite]

Lot 150. Type IIa diamond ring of 10.01 carats. Estimate CHF 700,000 - CHF 900,000 (USD 700,000 - CHF 900,000). Unsold. © Christie's Images Ltd 2019. Rectangular-cut diamond of 10.01 carats, gold, ring size 6 ¼. GIA, 2019, report no. 2201228525: 10.01 carats, D colour, Internally Flawless clarity, type IIa. Christie's. Magnificent Jewels, Geneva, 12 November 2019