Rings

Recommended lots

THE BLUE STAR I. Ring in platinum 850 thousandths, center-set with a 23.53-carat rectangular cut sapphire between two half-moon diamonds. Gross weight: 13.8 g. TDD. 51 (spring ring). (sapphire to be tightened and slightly missing). Accompanied by : - C.G.L. report n°25316 of November 2021 stating: - Mass: 23.53 ct. - Color: "Cornflower" blue. - Provenance: KASHMIR. - No thermal modification noted. - Dimensions: 19.55 x 14.86 x 8.23 mm. - SSEF report no. 121716, April 2022: - Mass: 23.539 ct. - Color: "Blue of strong saturation". - Origin: KASHMIR. - No indications of heating. - The color of this sapphire may also be called "Royal Blue" based on SSEF reference standards. - SSEF appendix letter n°121716: "a natural sapphire from Kashmir of this size and quality can be considered rare and exceptional". Expert : Émeric et Stephen PORTIER Lot not presented at the Auction House and visible only by appointment in a bank vault. TO BID ON THIS LOT, PLEASE CONTACT THE AUCTION HOUSE TO REGISTER A DEPOSIT. NOTICE: SC EMERIC & STEPHEN PORTIER applies designations in accordance with technical standards and regulations in compliance with decree no. 2002-65 of January 14, 2002. a) SC EMERIC & STEPHEN PORTIER designates stones modified by "traditional lapidary practices" in the same way as those which have not been modified. (Art 3) b) SC EMERIC & STEPHEN PORTIER designates stones modified by other processes, by the name of the stone, followed by the words "treated" or by an indication of the treatment undergone (Art 2). Stones not accompanied by certificates or attestations from laboratories have been estimated by SC EMERIC & STEPHEN PORTIER, taking into account any modifications mentioned in paragraph a). SC EMERIC & STEPHEN PORTIER is at the disposal of buyers for any further information concerning decree n° 2002-65 or the various types of existing treatments. Identification techniques and analysis conclusions concerning the origin and classification of stones and pearls may vary from one laboratory to another. Consequently, it is possible to obtain different results from different laboratories. SC EMERIC & STEPHEN PORTIER cannot be held responsible for these differences. SC EMERIC & STEPHEN PORTIER carried out the HPHT trace examination using the optical transmission method.

Estim. 600,000 - 900,000 EUR