Platinum Onyx and Diamond Ring

Platinum Onyx and Diamond Ring

Article

1216323

Location

California, United States

Date

July 13, 2026 - July 21, 2026

Category

Ring

Dimensions

Ring Size K

Material

Platinum

Gross Weight

3.50 g

Stone Weight

Diamond 0.40 ct

Gemstone

Onyx, Diamond

Description

Platinum ring set with an onyx plaque and an old brilliant-cut diamond weighing approximately 0.40 ct, with a rubbed "PLAT" stamp at the base of the inner hoop; ring size approximately K and gross weight approximately 3.50 g, with a bright and lively diamond.

Provenance

No provenance provided
Estimates: £800 – £1,200

Each Jewelry aggregates lot information for discovery and research. Bidding and purchases take place through the original auction source where available.

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