Your search for "Zentra" in Watches / Jewellery returned: 101 hits - Cortrie Special-Auctions for Watches and Jewellery in Hamburg

294-5069 Pendant: decorative lapis lazuli heart pendant set with an emerald and brilliant-cut diamonds Ca. 22 x 24 mm (excluding the bail), ca. 9.8 g, settings in 14K yellow gold, a yellow-gold-set emerald cabochon at the centre, surrounded by small brilliant-cut diamonds; the hinged bail is also set with small brilliant-cut diamonds, total diamond weight ca. 0.16 ct, vintage goldsmith's work. 500 € - 700 €

294-5070 Ring: 3 high-quality enamelled designer gold rings with brilliant-cut diamonds, 18K yellow gold Each Ø16mm, ring size 50, total weight ca. 14.7g, 18K yellow gold, each ca. 5.5mm wide, featuring a small brilliant-cut diamond of ca. 0.03ct at the centre, with coloured enamel on the sides; all rings bear a goldsmith’s hallmark, high-quality handcrafted work. 600 € - 1.200 €

294-5072 Golden, decorative cufflinks with fine enamel and diamond setting, designer jewellery by Wempe Ca. 13 x 13 mm, 7.7 g, 18K yellow gold, Fabergé style, signed Wempe, octagonal shape, front decorated with fine enamel, each set with a small brilliant-cut diamond in the centre, in lovely condition. 1.000 € - 1.500 €

294-5076 Ring/necklace: Necklace featuring a beautiful opal and brilliant-cut diamonds, with a matching goldsmith's ring Necklace ca. 45.5 cm long, ca. 19.2 g, 18K yellow gold, freely hanging pendant ca. 50 x 22 mm, set with a large, iridescent opal cabochon with a beautiful play of colour, ca. 39 x 16 mm, surrounded by brilliant-cut diamonds totalling ca. 0.4 ct, accompanied by a matching goldsmith's ring, ca. Ø 18.5 mm, RG58, approx. 8.4g, 18K yellow gold, ring head approx. 21 x 17mm, featuring a very beautiful opal cabochon at the centre measuring ca. 16 x 12mm, surrounded by small brilliant-cut diamonds with a total weight of ca. 0.2ct, high-quality vintage goldsmith's work. 1.800 € - 3.500 €

294-5078 Ring: wide ruby and brilliant-cut diamond goldsmith's ring in 18K gold and platinum, ruby of ca. 2.62 ct, handcrafted Ca. Ø16.5mm, RG52, ca. 13g, 18K yellow gold/platinum, ring head ca. 10mm, featuring a beautiful central ruby cabochon of ca. 2.62ct, additionally set with small brilliant-cut diamonds on the ring shoulders, totalling ca. 0.78ct, stone weights engraved on the ring shank, high-quality goldsmith's work. 1.600 € - 3.500 €

294-5082 Ring: modern ruby/diopside goldsmith's ring, natural ruby of ca. 6.32 ct, including IGI report Ca. Ø17mm, RG53, ca. 4.5g, 14K white gold, featuring a central ruby measuring ca. 11.3 x 9.00 x 4.90 mm, 6.32 ct, emerald cut, colour: purplish red, untreated, plus 14 diopsides totalling ca. 1 ct, stone weights engraved on the shank, including an IGI report from 2024. 1.500 € - 5.000 €

294-5083 Ring: vintage ruby and brilliant-cut diamond goldsmith's ring, beautiful half-carat Approx. Ø18.5 mm, RG58, ca. 5.6 g, 14K yellow gold, ring shank ca. 14 mm wide, featuring a central brilliant-cut diamond of ca. Ø5.4 mm, ca. 0.55 ct, colour in the Wesselton range, clarity in the VS range; the ring shoulders are also set with rubies; high-quality and decorative vintage goldsmith's work. 800 € - 1.200 €

294-5089 Ring: modern aquamarine and brilliant-cut diamond goldsmith's ring, ca. 6.68 ct Ca. Ø17.5mm, RG55, approx. 9.5g, 18K rose gold, ring head approx. 21 x 16mm, featuring a faceted aquamarine of ca. 6.16ct at the centre, surrounded by beautiful brilliant-cut diamonds totalling ca. 0.52ct, both stone weights engraved on the shank, very attractive goldsmith's work. 750 € - 1.500 €

294-5090 Ring: elegant, as good as new goldsmith's ring in 18K gold and platinum with a tourmaline in an extremely rare colour, ca. 2.93 ct Ca. Ø17mm, RG54, ca. 6.7g, 18K yellow gold/platinum, tastefully crafted ring shank ca. 19mm wide, set centrally with a very beautiful and intensely pink tourmaline measuring ca. 10.7 x 8.2 x 5.5mm, approx. 2.93 ct, in our opinion in the extremely rare ‘vivid pink’ colour; also set with brilliant-cut diamonds totalling approx. 0.17 ct; both stone weights hallmarked on the shank; as good as new and unused. Buyers with a delivery address outside the EU will not have to pay this tax, and the price will be reduced by 19%. 750 € - 1.500 €

294-5099 Bracelet: highly decorative Art Deco diamond and coloured gemstone bracelet Ca. 18.5 cm long, ca. 35.7 g, 14K gold, two-tone, central section ca. 15.5 mm wide, featuring a faceted olive-green coloured stone ca. 21 x 15 mm, ca. 30 ct, presumed prasiolite (green quartz), plus numerous small octagonal diamonds totalling ca. 0.6 ct, clasp bearing the maker’s hallmark ‘LB’, attractive and unusual designer goldsmith's work. 3.000 € - 4.000 €

294-5102 Ring: gold diamond/brilliant-cut diamond goldsmith's ring, ca. 0.85 ct Ca. Ø17mm, ring size 53, ca. 6.5g, 18K gold; the ring shank, partly crafted in white gold, is ca. 5mm wide; set centrally with a brilliant-cut diamond of ca. Ø4.9mm, ca. 0.45ct, colour in the Wesselton range, clarity in the VVS range; additionally, diamonds on the sides totalling ca. 0.4ct, upper quality range, solid goldsmith's work. 700 € - 1.200 €

294-5128 Gold cufflinks with ‘steering wheel’ scene and brilliant-cut diamonds Ca. Ø23mm, ca. 13.5g, 18K yellow gold, each featuring a small brilliant-cut diamond at the centre, an unusual piece of goldsmith's work. 1.500 € - 2.000 €

294-5132 Ring: very heavy, solid band ring from Wempe with sapphire and brilliant-cut diamonds, 18K gold Ca. Ø16mm, RG51, approx. 16g, 18K yellow gold, tapered design, thickness varies from top to bottom, approx. 9mm wide at the front, a central sapphire cabochon of ca. 2ct, fine brilliant-cut diamonds on the sides totalling ca. 0.3ct, colour in the Top Wesselton range, clarity in the VVS range, ring band hallmarked Wempe, in very fine condition. 2.000 € - 3.000 €

294-5136 Ring: high-quality brilliant-cut diamond goldsmith's ring, ca. 1.35 ct Approx. Ø18mm, RG57, ca. 5.7g, 18K yellow gold, ring shank ca. 8mm wide, featuring a beautiful central brilliant-cut diamond of ca. 0.85ct, colour in the Wesselton range, clarity in the SI range, plus 5 baguette-cut diamonds on each side, high-quality goldsmith's work. 1.500 € - 2.500 €

294-5139 Ring: vintage gold diamond/brilliant-cut goldsmith's ring, beautiful solitaire brilliant-cut diamond of ca. 1.05 ct Ca. Ø17mm, RG54, ca. 8.4g, 14K yellow gold, ca. 8mm wide on the front, a central brilliant-cut diamond of ca. Ø6.64mm, ca. 1.05ct, clarity in the VVS range, colour in the Crystal range; furthermore, the ring shoulders are set with diamonds totalling ca. 1ct, top quality, vintage goldsmith's work. 2.500 € - 4.500 €

294-5150 Ring: a fine 950 platinum and goldsmith's ring from Tiffany & Co., set with a brilliant-cut diamond Ca. Ø16 mm, RG50, ca. 3.1g, 950 platinum, flower-shaped ring head, ca. Ø10mm, a central brilliant-cut diamond of ca. 0.17ct, surrounded by small brilliant-cut diamonds, shank engraved on the inside with ‘Tiffany & Co PT 950’, includes original box, fine goldsmith's work, high-quality and formerly expensive designer jewellery. 900 € - 1.200 €

294-5159 Ring: exquisite emerald and brilliant-cut diamond floret ring by a goldsmith, featuring a large emerald, ca. 2.16 ct, handcrafted Ca. Ø 17.5 mm, RG55, ca. 4.1 g, 18K white gold, ring shank ca. 18 mm wide, featuring an oval emerald of ca. 2.16 ct at the centre, the emerald’s weight hallmarked on the shank; also set with brilliant-cut diamonds and navette-cut diamonds with a total weight of ca. 1.23 ct, as good as new and unworn. 1.500 € - 3.500 €

294-5161 Necklace/pendant: Two-tone necklace with a white gold emerald and brilliant-cut diamond pendant Necklace ca. 58 cm long, ca. 16.6 g, 14K gold, two-tone, asymmetrical designer pendant ca. 35 x 30 mm, ca. 10.5 g, 18K white gold, featuring a central emerald of ca. 0.8 ct, surrounded by brilliant-cut diamonds with a total weight of ca. 0.42 ct, medium quality, vintage designer goldsmith's work. 1.800 € - 2.500 €

294-5163 Ring: a wide, modern and very elegant tourmaline and brilliant-cut diamond goldsmith's ring, ca. 2.2 ct, 18K white gold Approx. Ø18mm, RG57, ca. 13.7g, 18K white gold, ca. 12.5mm wide on the front, featuring a very beautiful baguette-cut tourmaline at the centre, ca. 1.5ct, also set with numerous good-quality brilliant-cut diamonds, totalling ca. 0.7ct, very solid goldsmith's work. 2.150 € - 3.000 €

294-5164 Ring: exclusive platinum ring with emerald and brilliant-cut diamonds, ‘cocktail ring’, as good as new Ca. Ø17mm, ring size 53, ca. 13.5g, very solidly handcrafted from platinum, ring head ca. 9.7mm wide, entire visible surface set with the highest quality gemstones, featuring a central, intensely green emerald weighing 2.59ct, presumably from Colombia, excellent colour, plus a generous number of brilliant-cut diamonds in the upper quality range, approx. 1.1ct; both stone weights hallmarked; all stones natural, as good as new and unworn. VAT is refundable. 2.000 € - 7.000 €

294-5165 Ring: formerly an expensive goldsmith's ring with an emerald and brilliant-cut diamonds, platinum Approx. Ø16.5mm, ring size 52, ca. 8.5g, platinum, handcrafted, stones set in 18K gold, with a very fine pear cut emerald at the centre, 1.5ct, surrounded by good-quality brilliant-cut diamonds totalling 0.78ct; all stones are natural. Buyers with a delivery address outside the EU will not have to pay this tax, and the price will be reduced by 19%. 2.000 € - 4.000 €

294-5167 Ring: wide goldsmith's ring by Wempe, featuring fancy brown and white brilliant-cut diamonds, ca. 2.58 ct Ca. Ø18.5mm, RG59, ca. 10.5g, 18K white gold, ca. 10mm wide, designed to be slightly flexible, set centrally with ca. 52 brown and ca. 34 white brilliant-cut diamonds, totalling ca. 2.58ct, shank signed and numbered ‘Wempe’, high-quality designer jewellery. 1.400 € - 2.000 €

294-5169 Ring: A very beautiful, as good as new tanzanite and brilliant-cut diamond goldsmith's ring, 18K white gold, tanzanite of ca. 3ct Approx. Ø17.5mm, RG54, ca. 4.3g, 18K white gold, ring shank ca. 12mm wide, featuring a fine tanzanite of ca. 2.95ct at the centre, flanked by 2 fine princess-cut diamonds and numerous small brilliant-cut diamonds, totalling ca. 0.64ct. Never worn. 1.000 € - 3.000 €

294-5170 Ring: A very beautiful, high-quality tanzanite and brilliant-cut diamond goldsmith's ring, featuring a high-quality tanzanite of ca. 7.63 ct Ca. Ø17.5mm, RG54, ca. 8.3g, 18K white gold, ring shank ca. 16.5mm wide, set with a very beautiful tanzanite of ca. 7.63ct in the centre, tanzanite weight engraved on the shank, also set with numerous brilliant-cut diamonds and 2 triangle-cut diamonds, totalling approx. 0.76 ct, top quality, as good as new and unworn, retail price approx. €10,000. 2.000 € - 5.000 €

294-5171 Ring: very high-quality platinum ring with a ‘NO HEAT’ Ceylon sapphire and brilliant-cut diamonds Ca. Ø 16.5 mm, ring size 52, ca. 7 g, goldsmith's work in platinum; set centrally with an extremely high-quality, untreated and unheated sapphire of outstanding colour and brilliance, ca. 3.5 ct, with a total of 16 white brilliant-cut diamonds on the shoulders. Buyers with a delivery address outside the EU will not have to pay this tax, and the price will be reduced by 19%. 2.000 € - 6.000 €

294-5175 Ring: formerly an expensive platinum ring with a very fine natural ruby weighing 1.72 ct and set with brilliant-cut diamonds Ca. Ø 17 mm, ring size 53, ca. 6.5 g, Handcrafted from platinum, featuring at its centre a very valuable natural ruby in a rare emerald cut, ca. 8.5 x 5 mm, excellent colour, high clarity; the ruby’s weight of 1.72 ct is hallmarked on the platinum shank, surrounded by white brilliant-cut diamonds totalling 0.8 ct, the weight of which is also hallmarked; former retail price ca. US$12,000. Buyers with a delivery address outside the EU will not have to pay this tax, and the price will be reduced by 19%. 2.000 € - 8.000 €

294-5177 Ring: very fine, formerly expensive ruby ring, platinum, from a business liquidation, with certificate Ca. Ø17mm, ring size 53, ca. 8.3g, solid platinum goldsmith's work, featuring a very fine Burmese ruby of high purity (1.52ct, GIA Minor) at the centre, plus diamonds ranging from Wesselton to Top Wesselton, ca. 0.45ct. The ring is supplied with a GIA certificate. Buyers with a delivery address outside the EU will not have to pay this tax, and the price will be reduced by 19%. 1.500 € - 5.000 €

294-5180 Ring: creative goldsmith's work featuring beautiful old-cut diamonds, totalling ca. 3.20 ct Ca. Ø18mm, RG56, ca. 12.4g, 18K white gold, ring shank ca. 21mm wide, set with 5 old-cut diamonds, central diamond ca. 1.1ct, surrounded by further old-cut diamonds, total diamond weight ca. 3.20ct, good quality for old-cut diamonds, handcrafted by a designer. 2.600 € - 4.500 €

294-5188 Ring: vintage brilliant-cut diamond goldsmith's ring, ca. 2.6 ct, very beautiful brilliant-cut diamonds, central stone ca. 1.65 ct Ca. Ø18.5mm, RG59, ca. 6.6g, 14K white gold, featuring a central brilliant-cut diamond of ca. Ø7.65mm, ca. 1.65ct, plus one stone of ca. 0.5ct and another of ca. 0.45ct, colour in the Top Wesselton range, clarity in the VS range, original price ca. 50,000 DM 3.000 € - 15.000 €

294-5190 Pendant/necklace: antique platinum pendant with a large old-cut diamond, ca. 1.5ct Delicate white gold chain, handcrafted platinum pendant, total weight ca. 12g, central stone ca. Ø8mm, ca. 1.5ct, clarity I, the edge of the pendant is also richly set with diamonds. 1.700 € - 4.000 €

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