London Hallmark for 1961 — International Watch Co. A 9K gold manual wind wristwatch

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Estimate: £800–£1,200 hammer ≈ $1,073–$1,610
Result
Performance
Sale: Bonhams — Weekly: Watches, Online, London, Knightsbridge · 19 January 2026
Record ID: TB-2026-041758
Record: first seen 20 Jul 2026 · updated 20 Jul 2026 · source ↗
Cite this record: TB-2026-041758 — https://thebasis.art/cite/TB-2026-041758

International Watch Co. A 9k Gold Manual Wind Wristwatch, London Hallmark for 1961. Bonhams, 19 Jan 2026, lot 24. bought in (did not sell). TheBasis.Art, TB-2026-041758.

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International Watch Co. A 9k Gold Manual Wind Wristwatch, London Hallmark for 1961. Bonhams, 19 Jan 2026, lot 24. bought in (did not sell). TheBasis.Art, TB-2026-041758.

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From the same sale Weekly: Watches · Jan 2026

Lot	Artist	Estimate
Ref: BB 26 SG, Circa 2000	Bulgari. A Lady's Stainless Steel And Gold Quartz Calendar Bracelet Watch	£800–£1,200
J12, Circa 2005	Chanel. A White Ceramic Quartz Calendar Bracelet Watch	£1,200–£1,800
Imperiale, Ref: 8247, Circa 2000	Chopard. A Stainless Steel And Gold Plated Quartz Calendar Chronograph Wristwatch	£1,000–£1,500
Healey NOJ 393, No.873 of 1888, Ref: FC-392HVG6B6, Purchased 11th Nov…	Frederique Constant. A Limited Edition Stainless Steel Automatic Chronograph Calendar Wristwatch	£600–£800
Circa 1960	International Watch Co. A Stainless Steel Manual Wind Bracelet Watch	£600–£800
Kilada, Ref: S001-0674, Circa 2018	Jorg Hysek. A Stainless Steel Diamond-set Quartz Wristwatch	£800–£1,200

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
International Watch Co. A 9k Gold Manual Wind Wristwatch	Circa 1950	$1,274	Bonhams, May 2022
International Watch Co. A 9k Gold Manual Wind Wristwatch	Birmingham Hallmark for 1956		Bonhams, Jun 2026
International Watch Co. A 9k Gold Manual Wind Wristwatch	London Hallmark for 1961		Bonhams, Feb 2026
International Watch Co. A 9k Gold Manual Wind Wristwatch	Circa 1960		Bonhams, Nov 2021
International Watch Co. A 9k Gold Manual Wind Wristwatch	Circa 1957		Bonhams, Nov 2022
International Watch Co. A 9k Gold Manual Wind Wristwatch	Circa 1954		Bonhams, May 2019
International Watch Co. A 9k Gold Manual Wind Wristwatch	Circa 1958		Bonhams, Feb 2022
International Watch Co. A 9k Gold Manual Wind Wristwatch	Circa 1952		Bonhams, Nov 2020

The closest sold results by price, artist, and medium — the appraiser's comp set, generated from the corpus. All figures converted to USD at current reference rates.