RUBY AND DIAMOND RING/PENDANT 3.90克拉天然「緬甸」未經加熱處理紅寶石配鑽石戒指/吊墜 Certificate: GRS, ruby, natural, 3.90cts, red, Burma (Myanmar), unheated (GRS2016-012092, 18 January 2016) Certificate: GIA, ruby, natural, red, Burma (Myanmar), unheated (6542588226, 27 February 2026) Diamonds: approx. 1.80ct Metal: 18 karat white and yellow gold Ring size: 7½ Pendant: 2.4cm Gross weight: 9.3g Footnotes: Please note that the report is over five years old and may require an update. 請注意上述證書發行達五年以上，或須更新 CONDITION REPORT: In excellent condition. Ruby: The ruby exhibits a red hue with a hint of pink, featuring a medium tone and strong saturation. It displays very good lustre and attractive crystal quality, making it a lively stone. Under normal indoor lighting, the ruby appears bright red, while incandescent light reveals a more pinkish tone. A patch of cloud inclusions is visible at certain angles. At 10x magnification, the ruby shows typical silk, feather, and crystal inclusions, some of which are surface-reaching-common characteristics in natural rubies. However, these inclusions are not very noticeable to the naked eye. Diamonds: Approximate total weight: 1.80cts Approximate colour and clarity: G-H colour, VS-SI clarity, graded whilst mounted. Additional Information: Mechanism: convertible to become a pendant by disengaging the firm-press release ring shank and security bar Metal: stamped 750WY This condition report is provided for your convenience based on the opinion of our specialists. Bonhams is not responsible for any discrepancies between this information and other opinions. The condition of lots can vary widely and the nature of the lots sold means that they are unlikely to be in perfect condition. The dimensions and weights of diamonds and gemstones are approximated using measurements and given as a courtesy, please consider them as an estimation only. Please note additional images and videos are available upon request, kindly contact the jewellery department at jewellery.hk@bonhams.com For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing