Fine Jewellery - Antique to Modern - Cortrie Special-Auctions for Watches and Jewellery in Hamburg

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278^th Auction: Jewellery »
November 22^nd 2025 - In 12 days

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Auction on November 22^nd 2025

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22.11.2025 16:30 - 18:30 o'clock
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Monday, November the 10^th to Friday, November the 21^st from 11-17 o'clock

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278^th Auction: Jewellery, Highlights

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Karl-Heinz Cortrie GmbH
Süderstrasse 282
20537 Hamburg

+49-40-219 06 52-0
mail@cortrie.de

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Highlights

278-5298 Ring: significant sapphire jewelry, platinum, NO HEAT Padparadsha sapphire of 5.43 ct, as good as new Ca. Ø 17 mm, ring size 53, ca. 8.7 g, platinum, eye-clean pink-orange sapphire of outstanding quality, framed by white brilliant-cut diamonds and trapezoid diamonds totaling 0.74 ct, both stone weights hallmarked, as good as new. The sapphire comes with a GRS certificate confirming its extremely rare quality and Sri Lankan origin. The padparadsha is by far the rarest and most valuable Ceylon sapphire and is one of the most valuable gemstones of all. Excellent, eye-clean and unheated stones are traded at prices of up to $ 30,000 per carat. Eye-clean stones of more than 5 ct are rarely offered. PLEASE NOTE: The starting price includes 19% German VAT. Buyers with a delivery address outside the EU will not have to pay this tax, which means that the price will be reduced by 19% for such buyers. 24.000 € - 100.000 €

278-5293 Extremely elaborate, formerly very expensive and exclusive 18K diamond/ruby necklace, ca. 18.84 ct Ca. 42 cm long, ca. 111.9 g, 18K white gold, with a design where the thickness varies from top to bottom, center section ca. 14 mm wide, centrally set with a total of 48 fine care-cut rubies, ca. 10.99 ct in total, also set with a total of 60 very fine princess-cut diamonds, diamond weight ca. 7.85 ct, color in the Top Wesselton range, clarity in the VSI range, safety clasp, extremely attractive, modern and formerly very expensive goldsmith's work from the MKS studio in Pforzheim, probably unique, beautiful condition. Original purchase price ca. 100,000 DM. 20.000 € - 40.000 €

278-5271 Stud earrings: extremely fine diamond stud earrings, 2 x 2-ct emerald cut, original price ca. € 50,000 Ca. 8 x 6 mm, 18K white gold, K/VS, GIA certificate with excellent ratings, unworn, usual retail price ca. € 50,000. PLEASE NOTE: The starting price includes 19% German VAT. Buyers with a delivery address outside the EU will not have to pay this tax, which means that the price will be reduced by 19% for such buyers. 16.500 € - 30.000 €

278-5299 Ring: exclusive, as new and unworn platinum goldsmith ring with precious diamonds in rare asscher cut, ca. 8,14ct, unworn Approx. Ø17.5mm, RG54, approx. 6.2g, platinum, approx. 4.5mm wide, very beautiful handmade, set all around with a total of 16 fine diamonds in the so-called Asscher cut, total diamond weight approx. 8.14ct, clarity predominantly in the VSI range, color in the Wesselton range, stone weight engraved in the rail, as new and unworn. 12.000 € - 35.000 €

278-5265 Ring: impressive vintage platinum ring with natural sapphire of 10.43ct and fine diamonds Approx. Ø15.5 mm, ring size 49, approx. 16.3g, platinum, very solid and high quality vintage work, probably circa 1970, ring head approx. 26 × 23mm, setting set with highly fine trapeze diamonds and marquise diamonds, central the intense blue natural sapphire of 10.43ct, with GRS report, estimated price in the 1970s 80,000-100,000DM. ATTENTION: The hammer price includes 19% VAT, which can be invoiced! This means for buyers with delivery address outside the EU, that the hammer price is reduced by this tax. 10.000 € - 50.000 €

278-5261 Extremely valuable jewelry set with fine brilliant-cut diamond setting as well as turquoise and lapis lazuli, ca. 4.66 ct diamonds Set consisting of 4 pieces: 1. Center necklace ca. 35 cm long, ca. 104.6 g, 18K white gold, oval center piece ca. 34 x 26 mm, turquoise cabochon in the center, surrounded by 28 fine brilliant-cut diamonds, ca. 1.4 ct in total, safety clasp, 2. Bracelet ca. 18 cm long, ca. 37.5 g, 18K white gold, center section approx. 21 x 25 mm, turquoise cabochon in the center surrounded by 18 fine brilliant-cut diamond, together ca. 1 ct, double safety clasp, 3. Ring ca. Ø16.5 mm, RG51, ca. 6g, 18K white gold, ring head ca. 19mm wide, turquoise cabochon in the center, surrounded by 14 good quality brilliant-cut diamond, ca. 0.56ct in total, 4th earring ca. 28 x 19mm, ca. 16.2g, 18K white gold, omega spring clip on the back, set with turquoise cabochons and 34 brilliant-cut diamonds with a total weight of ca. 1.7ct, all diamonds in this set are of high quality, all jewelry pieces are also set with lapis lazuli, formerly very expensive goldsmith's work, beautiful condition. 10.000 € - 20.000 €

278-5288 Exceptionally wide ruby/brilliant-cut diamond bangle, vintage piece handmade from 18K yellow gold Ca. Ø 55 mm, ca. 88.5 g, 18K yellow gold, ca. 42 mm wide on the front, slight dent, opens at the side, set with 7 ruby cabochons in various cuts and sizes, with a total of 12 good-quality brilliant-cut diamonds in between, largest stone ca. 0.23 ct, smallest stone ca. 0.16 ct, estimated total diamond weight ca. 2.2 ct, color in the Wesselton range, clarity in the VSI range, formerly expensive and vintage handcrafted piece. 9.500 € - 15.000 €

278-5285 Unique, wide, and heavy vintage gold bracelet from the family of the Shah of Persia/Iran Ca. 18.5 cm long, ca. 37 mm wide, ca. 118.9 g in weight, 18K yellow gold, multi-row design, rare and solid handcrafted piece. According to the previous owner, the bracelet was a gift from the Shah of Persia/Iran to the wife of the head of security. Closes with safety clasp. 9.500 € - 12.500 €

278-5309 Kunzite: exceptionally beautiful, extremely high-quality pink cushion kunzite in spectacular size, ca. 371.6 ct, AIG report Ca. 45.23 x 37.06 x 29.51 mm, ca. 371.6 ct, cushion cut, exceptionally large kunzite with an intense pink-violet color, natural loose kunzite with fantastic luminosity, high degree of purity, extremely rare in this size, ca. 371.6 ct, comes with AIG report from August 2025. 9.000 € - 40.000 €

278-5268 Stud earrings: very valuable diamond jewelry, 12.5 ct, unworn Ca. 65 mm long, ca. 13.5 g, 18K white gold, richly set with natural brilliant-cut diamonds, upper color range, clarity SI-I, as good as new. PLEASE NOTE: The starting price includes 19% German VAT. Buyers with a delivery address outside the EU will not have to pay this tax, which means that the price will be reduced by 19% for such buyers. 8.500 € - 12.500 €

278-5227 Earrings: solitaire/diamond platinum stud earrings, like new, 2.01 ct, Top Wesselton/SI, GIA report Approx. Ø 7.8 mm, approx. 2.5 g, 950 platinum, prong setting, set with a 1.01-ct and a 1.00-ct brilliant-cut diamond, both stones in Top Wesselton color, SI2 clarity, no fluorescence, both diamonds with GIA reports, one from 2024 and one from 2025, unworn. PLEASE NOTE: The hammer price includes 19% German VAT! This means that the price will be reduced by 19% for buyers with a delivery address outside the EU. 5.500 € - 12.500 €

278-5266 Chain/Pendant: top-quality tanzanite in a rare cut, 15.14 ct, as good as new Chain ca. 45 cm long, 18K white gold, freely hanging 18K white gold pendant with top-quality AAAA tanzanite, excellent in all quality characteristics, plus 3 brilliant-cut diamonds, unworn. Tanzanites of this quality are becoming increasingly rare, with a current market price of ca. $ 1,000 per carat. PLEASE NOTE: The starting price includes 19% German VAT. Buyers with a delivery address outside the EU will not have to pay this tax, which means that the price will be reduced by 19% for such buyers. 5.000 € - 12.000 €

278-5296 Ring: extremely exclusive platinum ring with certified Burma ruby and fine brilliant-cut diamonds, GIA report Approx. Ø 17 mm, ring size 53, approx. 9.4 g, solid handmade platinum, very good quality ruby, 2.09ct, Burma "Minor", 10 very fine brilliant-cut diamonds in the upper quality range, 1.64ct, both stone weights punched, both ruby and diamonds GIA certified. The starting/asking price already includes 19% German VAT. Buyers with a delivery address outside the EU do not pay this tax and the price is reduced by 19%. 5.000 € - 12.000 €

278-5071 Antique, rare, and exceptionally crafted bangle with emeralds and rose-cut diamonds, 19th century Ca. Ø 55 mm, ca. 71.5 g, 18K gold, ca. 32 mm wide, magnificent and outstanding antique craftsmanship, pierced on the front, elaborate engraving all around, numerous rose-cut diamonds set in silver on the front, center stone ca. 0.35 ct, plus 6 baguette-cut emeralds, extremely rare and valuable antique jewelry. 5.000 € - 8.000 €

278-5294 Ring: exclusive platinum ring with rare "Vivid Pink Red" Burma rubin and precious diamond setting, IGI certificate Approx. Ø 16.5 mm, ring size 52, approx. 9.5g, platinum, elaborate "Ballerina" setting, very fine ruby in rare quality "Vivid Pink Red", 1.34ct, fantastic, intense colour, high clarity, accompanied by 2 Top Wesselton triangle diamonds, each approx. 0.3ct, wavy "Ballerina" setting, set with very fine trapeze diamonds, very elaborately graduated set, resulting in an outstanding brilliance of the entire ring head, very elaborate and expensive goldsmith's work, all stones natural, stone weights punched, with IGI- certificate, estimated former goldsmith price approx. 14,000€. The starting/asking price already includes 19% German VAT. Buyers with a delivery address outside the EU do not pay this tax and the price is reduced by 19%. 3.000 € - 10.000 €

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