A quartz, cabochon ruby, carved moonstone and bi-color gold ring —

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Estimate: $800–$1,200 hammer
Result: upcoming — 20 November 2017
Performance
Sale: Bonhams — California Jewels, Los Angeles · 20 November 2017
Record ID: TB-2026-1384035
Record: first seen 23 Jul 2026 · updated 23 Jul 2026 · source ↗
Cite this record: TB-2026-1384035 — https://thebasis.art/cite/TB-2026-1384035

A quartz, cabochon ruby, carved moonstone and bi-color gold ring. Bonhams, 20 Nov 2017, lot 12. estimate $800–$1,200, unsold at time of record. TheBasis.Art, TB-2026-1384035.

Sell probability TheBasis model · trained on recorded passes

71% chance this lot finds a buyer · market base rate 72%

Of the 92,019 held-out lots the model scored about 72%, 69% sold.

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A quartz, cabochon ruby, carved moonstone and bi-color gold ring. Bonhams, 20 Nov 2017, lot 12. estimate $800–$1,200, unsold at time of record. TheBasis.Art, TB-2026-1384035.

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From the same sale California Jewels · Nov 2017

Lot	Artist	Estimate	Result
Bulgari	An 18k Gold And Diamond Ring	$3,500–$4,500
Elsa Peretti for Tiffany & Co.	A pair of 18k gold "Bean" ear clips,	$1,000–$1,500
Elizabeth Gage, 1989	—	$3,000–$5,000
A 14k gold cuff	—	$1,500–$2,000	upcoming
A pair of diamond, cultured pearl and gold ear pendants	—	$2,500–$3,500
A diamond, cultured pearl and 18k gold cuff bracelet	—	$2,500–$3,500	upcoming