Gemstones - Cortrie Special-Auctions for Watches and Jewellery in Hamburg

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240^th Auction: Watches »
Aftersale
until 09.12.2023 - 6 days left

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18 Lots

242-5303 Exclusive, highly refined Paraiba tourmaline in star cut, 22.01ct, with DSEF report from Idar Oberstein Approx. 20.97 x 15.32 x 8.85mm, 22.01ct, transparent natural Paraiba tourmaline, oval cut, the high-quality stone of impressive size and very beautiful colour comes with DSEF (Deutsche Stiftung für Edelsteinforschung) report from Idar Oberstein dated September 2022. The purity and large size of this Paraiba are extremely rare. As is the fact that it has the wanted colour, which has both bright green tones and blue tones! 70.000 € - 150.000 €

242-5304 Extremely rare Brazilian Paraiba tourmaline of 0.69ct, with DSEF report from Idar Oberstein Approx. 6.43 x 4.94 x 3.27mm, 0.69ct, oval star cut, origin Brazil, with copper and manganese parts, therefore called Paraiba Tourmaline in the trade, the valuable stone comes with DSEF (Deutsche Stiftung für Edelsteinforschung) report from Idar Oberstein dated August 2022. Almost all Paraiba Tourmalines available on the market today come from Africa. Stones that can be proven to still come from the Brazilian mine have become almost priceless. The colour intensity of these stones is unique. 1.000 € - 3.000 €

242-5305 Green, precious tourmaline with colour gradient and of excellent quality, approx. 28.08ct Approx. 31.2 x 11.1 x 8mm, approx. 28.08ct in emerald cut with rare colour gradient, high clarity, eye clean, faceted on both sides. 2.000 € - 5.000 €

242-5306 Bright green Paraiba tourmaline in oval cut, approx. 8.72ct Approx. 13.15 x 11.27 x 8.6mm, approx. 8.72ct, faceted on both sides, cushion cut, natural copper and manganese inclusions, unusually beautiful intense green colour variation! 7.000 € - 17.000 €

242-5307 Bright green, precious tourmaline in a cushion cut, approx. 26.66ct Approx. 19 x 15.5 x 11.8mm, approx. 26.66ct, extremely high quality stone of high transparency and purity, remaining stock of a goldsmith. 4.500 € - 10.000 €

242-5308 Oval aquamarine of beautiful colour and approx. 21.76ct Approx. 22.3 x 17.1 x 10.1mm, approx. 21.76ct, oval cut, faceted on both sides, from the liquidation of an old goldsmith's workshop. 1.500 € - 2.500 €

242-5309 Exceptionally large and very beautiful rubellite -red tourmaline- of approx. 25.85ct Approx. Ø19.4mm, approx. 11.8mm high, faceted on both sides, red tourmaline, also called rubellite, stone of bright pink-red colour and of high transparency and purity, rare. 3.000 € - 5.000 €

242-5310 Exceptional, large and highly refined "Santa Maria" aquamarine of 24.7ct Approx. 21.2 x 16.9 x 9.4mm, approx. 24.7ct, elaborately faceted, aquamarine of exceptional colour and fantastic purity, natural cushion-cut aquamarine, origin probably Brazil, remnant from a goldsmith liquidation. 5.000 € - 8.000 €

242-5312 Extremely rare, highly fine morganite of approx. 88.9ct in top quality Approx. 26.6 x 26 x 17.99mm, approx. 88.9ct, excellent colour and clarity, absolute rarity in this size. Morganites of this top quality are rarely offered in sizes over 50ct. Morganites, like emeralds and aquamarines, belong to the multi-coloured beryl group, the so-called "mother of all gemstones". Morganites are found in colours ranging from pale pink to pale violet to light orange and brown tones. The intense "old pink" variety here is a very valuable morganite rarity in this large size and quality! 3.300 € - 9.000 €

242-5313 Extremely fine pink "No Heat" Padparadscha sapphire of 3.04ct with original GGTL certificate Sri Lanka (Ceylon) from 2022 Approx. 7.85 x 7.17 x 5.13mm, ca. 3.04ct, very rare, beautiful colour variation of sapphire in orangish pink, cushion rectangular mixed cut, according to original expertise from Sri Lanka of natural origin and untreated. 5.500 € - 15.000 €

242-5314 Extremely fine, natural and untreated Ceylon sapphire "NO HEAT", 4.49ct, including GRS report from Switzerland Approx. 10.13 x 7.14 x 7.70mm, approx. 4.49ct, faceted teardrop cut, untreated, highly sought-after colour vivid blue (GRS-type "royal blue"), origin Sri Lanka, with GRS Gemresearch Swisslab Gemstone Report dated January 2020. 6.000 € - 12.000 €

242-5315 Natural heart-cut emerald, approx. 2.02ct, with GRS Gemstone Report from Switzerland Approx. 7.99 x 9.42 x 5.08mm, approx. 2.02ct, natural green emerald in heart cut, origin Zambia, including Gemstone report from Switzerland. 1.000 € - 2.500 €

242-5316 Beautiful collection of green and red tourmalines (rubellite) approx. 69.8ct, from goldsmith's estate Collection consisting of 42 gemstones in sizes from approx. 1.00ct to approx. 3.84ct, different cuts, including round, oval, teardrop, baguette, heart and emerald cut, all stones faceted as well as in different colour intensities, together approx. 69.8ct, very beautiful quality. 1.900 € - 4.000 €

242-5317 Very beautiful and exceptionally large fire opal of approx. 34.66ct Approx. 30.4 x 21.7 x 15.8mm, approx. 34.66ct, triangle cut, faceted on both sides, extremely rare in this size and quality, beautiful red/orange fire opal. 4.000 € - 7.000 €

242-5318 Rare, very beautiful and intricately cut amber cameo pendant, dragon Approx. 87 x 70mm, approx. 74.4g, milky yellow butterscotch amber with beautiful matrix, with a fine hole in the upper area to be able to wear the stone as a pendant, finely cut cameo on the face, "dragon" motif, wanted butterscotch amber. 500 € - 1.500 €

242-5319 Tourmalines: fine collection of green tourmalines in different cuts and sizes, approx. 96.2ct. A total of 42 stones, together approx. 96.2ct, different sizes and cuts, largest stone approx. 3.23ct, smallest stone approx. 1.48ct, fine quality all over. 2.000 € - 4.000 €

242-5320 Large opal of beautiful quality, approx. 34.1ct Approx. Ø24.5mm, approx. 11.5mm high, approx. 34.1ct, cabochon cut, predominantly light pink and green tones, perfect condition. 500 € - 1.500 €

242-5321 Large opal of good quality, approx. 17.1ct Approx. 22 x 17.2 x 10.2mm, approx. 17.1ct, cabochon in drop shape, fiery precious opal, iridescent shades of pink and green, very beautiful condition. 300 € - 1.000 €

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Attention: The auction is over.
Bids on unsold lots can only be accepted under reservation.
The results are being published soon.

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