Auction Preview: Jewellery at Koller International Auctions, Zurich, Jun 27
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What: JewelleryWhere: Koller International Auctions, Hardturmstrasse 102, 8031 Zurich, SwitzerlandWhen: Jun 27, 2018Koller International Auctions house will be hosting an attractive jewelry collectionTop lots of the sale:- Diamond Pendant with Chain. White goAuction Preview: Jewellery at Koller International Auctions, Zurich, Jun 27
What: JewelleryWhere: Koller International Auctions, Hardturmstrasse 102, 8031 Zurich, SwitzerlandWhen: Jun 27, 2018Koller International Auctions house will be hosting an attractive jewelry collectionTop lots of the sale:- Diamond Pendant with Chain. White gold 750, 11g. Bezel-set with 1 pear-shaped diamond of 5.03 ct, E/VS1. On a fine snake chain, L ca. 40 cm. With SSEF-Report no. 99424, April 2018. Estimate: CHF 88,000 - 120,000 ($ 92,630 - $ 126,320)- Diamond and Pearl Bangle, By Adler. White gold 750, 156g. Set with baguette- and brilliant-cut diamonds totalling 52.33 ct and enhanced by 3 South Sea cultured pearls of ca. 12,7 mm O. W ca. 5 cm, inside ca. 5,4 x 4,8 cm. With copy of the insurance appraisal, Adler, January 2000, and original case. Estimate: CHF 45,000 – 65,000 ($ 47,370 - $ 68,420)- Diamond Necklace, France, ca. 1950. Platinum 950, 58g. Designed as a line of 58 graduated brilliant-cut diamonds, older cut, totalling ca. 36.00 ct, ca. H-L/SI-I1, the centre stone ca. 2.80 ct, ca. G-H/SI2-I1. L ca. 39,5 cm. With case and verbal short test for the centre stone by GGTL, March 2018. Estimate: CHF 42,000 - 72,000 ($ 44,210 - $ 75,790)- Tanzanite, Ruby, Emerald and Diamond Necklace and Ear Pendants. Yellow and white gold 750. Of floral design, the front set with 9 oval, resp. 1 pear-shaped tanzanite cabochons, surrounded by brilliant-cut diamonds and ruby- and emerald cabochons, the necklace enhanced with 14 tanzanite cabochons and gem set spacers. L ca. 38 cm. Matching earclips, each set with 1 oval, resp. 1 pear-shaped tanzanite cabochon, in gemstone surround. L ca. 7,3 cm. Total weight of tanzanites ca. 252 ct, rubies ca. 55.00 ct, emeralds ca. 31.00 ct and of diamonds ca. 15.80 ct. Estimate: CHF 42,000 – 62,000 ($ 44,210 - $ 65,260)- Burma Ruby and Diamond Ring, ca. 1910. Platinum and yellow gold. Set with 1 cushion-shaped Burma ruby of 2.85 ct, not heated, minor amount of oil in fissures, within a double diamond surround of ca. 0.40 ct. The ring shoulders decorated with rose-cut diamonds. Size ca. 53. With GCS-Report no. 78136-53, January 2018. Estimate: CHF 40,000 – 60,000 ($ 42,110 - $ 63,160)- Diamond Ring, ca. 1930. Platinum and white gold. Set with 1 circular-cut diamond of ca. 6.00 ct, ca. N/VS2-SI1, slight traces of wear, in 8-prong setting. Size ca. 54. With De-GEB-Report no. 14843, September 2017. Estimate: CHF 35 000 - 55,000 ($ 36,840 - $ 57,890)- Emerald And Diamond Pendant, 19th century. Silver and pink gold. Designed as a trefoil-shaped cross and 4 lily motifs, set at the centre with 1 old mine diamond of ca. 1.50 ct, decorated with circular- and single-cut diamonds totalling ca. 2.00 ct. Each cross-bar set with 1 octagonal emerald totalling ca. 5.00 ct, in closed back setting. L ca. 6 cm. With case. Estimate: CHF 35,000 – 55,000 ($ 36,840 - $ 57,890)For details, visit: https://www.kollerauktionen.ch/en/home.htmClick on the slideshow for the highlights of the sale.http://www.blouinartinfo.com/Founder: Louise Blouin Read more