18k Gold Tourmaline and Diamond Ring
Article
1230778Location
California, United StatesFull address: Available with subscription
Date
August 26, 2026 - September 2, 2026Lot Number
Available with subscriptionCategory
RingDimensions
Ring Size 6¼Material
18k White GoldGross Weight
9.00 gStone Weight
Tourmaline 11.62 ct, Diamond 1.30 ctClarity
VS-SIDiamond Color
G-HGemstone
Tourmaline, DiamondGender
WomenDescription
Ring in 18k white gold, stamped 750, set with a natural tourmaline weighing 11.62 ct and diamonds weighing approximately 1.30 ct in total; SIG report SIG26080152 dated 13 August 2026 identifies the tourmaline as natural, bluish green, with the application of heat treatment indeterminable. The tourmaline has bluish green colour, medium intense tone, strong saturation and loupe-clean clarity; the diamonds are approximately G-H colour and VS-SI clarity and were graded mounted. Ring size 6¼; gross weight 9.00 g.Condition
Available with subscriptionProvenance
No provenance providedEstimates: HK$50,000 – HK$80,000
Buyer's premiumSubscribe to Premium to unlock Buyer's Premium
Estimated TotalSubscribe to Premium to unlock estimate calculator
Each Jewelry aggregates lot information for discovery and research. Bidding and purchases take place through the original auction source where available.