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Lot 520

BLACK OPAL, GEM-SET AND DIAMOND NECKLACE AND EARRING SET

5 – 12 August 2025, 12:00 HKT
Online, Hong Kong

Sold for HK$153,600 inc. premium

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BLACK OPAL, GEM-SET AND DIAMOND NECKLACE AND EARRING SET

黑色蛋白石配彩色寶石及鑽石項鍊及吊墜耳環
Certificate: GIA, selected opal doublet, natural
(2336437598, 13 August 2019)
Black opal doublets: approx. 47.55cts
Sapphires: stamped 14.65cts
Garnets: stamped 8.28cts
Diamonds: stamped 10.18cts
Metal: 14 karat white gold
Length: necklace 48.0cm; earring 5.6cm
Gross weight: necklace 60.5g; earrings 18.7g

Footnotes

CONDITION REPORT:
Overall in very good to excellent condition. Black opals tested as doublets, consisting of a natural opal top and iron stone matrix back, joined by a black cement. The oblong cushion shaped opal plaque shows green and blue play-of-colour, suffused with red to orangy reflections while opals in motion, very fiery and lively. The sapphires are of medium to intense blue colour, almost free from inclusion under 10X magnification. Green tsavorite garnets are diamond-cut and strong green colour, almost free from inclusion under 10X magnification, lively. Diamonds approximately G-H colour, VS-SI clarity. Earrings with posts and rubber/silver backings. Metal tested for 14K.

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

Additional information

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