RUBY AND DIAMOND RING

Set with an oval ruby weighing 5.09 carats, within a surround of oval diamonds weighing 3.60 carats in total, embellished with brilliant-cut diamonds, to the shank set with similarly cut diamonds, mounted in platinum and 18 karat yellow gold, size 6.   

Accompanied by SSEF report no. 98234, dated 7 March 2018 and Gübelin report no. 18081245, dated 20 August 2018, each stating that the ruby is of Burmese origin, with no indications of heating; Accompanied by five GIA dossier reports: numbered 5181710056, dated 1 September 2017, stating that the diamond weighing 0.74 carat is D Colour, Internally Flawless, with Excellent Polish and Symmetry; numbered 1182785386, dated 5 October 2017, stating that the diamond weighing 0.74 carat is E Colour, Internally Flawless, with Excellent Polish and Symmetry; numbered 5182785340, dated 4 October 2017, stating that the diamond weighing 0.72 carat is D Colour, VVS2 Clarity, with Excellent Polish and Symmetry; numbered 2185782642, dated 4 October 2017, stating that the diamond weighing 0.70 carat is D Colour, VVS2 Clarity, with Excellent Polish and Symmetry; numbered 5181785417, dated 5 October 2017, stating that the diamond weighing 0.70 carat is E Colour, VS1 Clarity, with Excellent Polish and Symmetry. Inscribed PT950 for platinum and AU750 for 18 karat yellow gold, numbered F392017, maker's marks. Ruby is medium dark red with strong saturation, with typical inclusions, a few surface reaching, minor chips and blemishes when examined under 10x magnification, but hardly noticeable with unaided eye. Brilliant-cut diamonds are bright and lively. Metal in very good condition. Overall in excellent condition.
In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective qualified opinion. Illustrations in the catalogue may not be actual size. Prospective purchasers are reminded that, unless the catalogue description specifically states that a stone is natural, we have assumed that some form of treatment may have been used and that such treatment may not be permanent. Our presale estimates reflect this assumption.Certificates of Authenticity: Various manufacturers may not issue certificates of authenticity upon request. Sotheby's is not under an obligation to furnish the purchaser with a certificate of authenticity from the manufacturer at any time. Unless the requirements for a rescission of the sale under the Terms of Guarantee are satisfied, the failure of a manufacturer to issue a certificate will not constitute grounds to rescind the sale. Gemological Certificates and Reports: References in the catalogue descriptions to certificates or reports issued by gemological laboratories are provided only for the information of bidders, and Sotheby's does not guarantee and accepts no responsibility for the accuracy, terms or information contained in such certificates or reports. Please also note that laboratories may differ in their assessment of a gemstone (including its origin and presence, type and extent of treatments) and their certificates or reports may contain different results.NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING CONDITION OF A LOT, ALL LOTS ARE OFFERED AND SOLD "AS IS" IN ACCORDANCE WITH THE CONDITIONS OF SALE PRINTED IN THE CATALOGUE.

Accompanied by SSEF report no. 98234, dated 7 March 2018 and Gübelin report no. 18081245, dated 20 August 2018, each stating that the ruby is of Burmese origin, with no indications of heating; SSEF further stating that the colour of this ruby may also be called "pigeon blood red"; also accompanied by SSEF Appendix letter stating 'The natural ruby...possesses extraordinary characteristics and merits special mention and appreciation. The ruby is characterised by an attractive and beautifully saturated colour and combined with outstanding purity...A natural ruby from Burma of this size and quality can be considered rare and exceptional.' Also accompanied by five GIA dossiers, stating that the five oval diamonds ranging from 0.74 to 0.70 carat are D to E Colour, Internally Flawless to VS1 Clarity.