
NOV 12 | 10:00 AM

All auctions / Jewellery & Gems / Nikos Koulis Sapphire and Diamond 'Universe Line' Ring


Oval-shaped sapphire of 9.41 carats, triangular-shaped, baguette-cut and round diamonds, 18k white gold, unsigned Gübelin, 2026, report no. 26070030: 9.41 carats, Sri Lanka (Ceylon), indications of heating Nikos Koulis, 2017: Certificate Diamonds: for a stated weight of 2.46 carats Size/Dimensions: EU ring size 62 / US ring size 10 Gross weight: 13.0 grams
Estimate:£10,865.52
To the auctionView all items fromChristie'sorJewellery & Gems
Estimate:
£10,865.52
A diamond ring set with a brilliant-cut diamond weighing app. 0.30
10/27/2026

£503.76
Est: £678.08
A pair of diamond and enamel cufflinks of 18k gold. Front 14 x 14
10/27/2026

£951.55
Est: £1,132.56

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