London Import mark for 1927 — Vacheron & Constantin. An 18K gold manual wind tortue form wristwatch

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Estimate: £1,200–£1,800 hammer ≈ $1,525–$2,287
Result
Performance
Sale: Bonhams — Watches and Wristwatches, London, Knightsbridge · 21 July 2020
Record ID: TB-2026-710904
Record: first seen 21 Jul 2026 · updated 21 Jul 2026 · source ↗
Cite this record: TB-2026-710904 — https://thebasis.art/cite/TB-2026-710904

Vacheron & Constantin. An 18k Gold Manual Wind Square Form Wristwatch, London Import mark for 1927. Bonhams, 21 Jul 2020, lot 37. bought in (did not sell). TheBasis.Art, TB-2026-710904.

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Vacheron & Constantin. An 18k Gold Manual Wind Square Form Wristwatch, London Import mark for 1927. Bonhams, 21 Jul 2020, lot 37. bought in (did not sell). TheBasis.Art, TB-2026-710904.

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From the same sale Watches and Wristwatches · Jul 2020

Lot	Artist	Estimate
London Import mark for 1909	H. Brooks, 40 Fenchurch Street. An 18k Gold Keyless Wind Triple Calendar Quarter Repeating Chronograph Pocket Watch With Moon Phase	£4,000–£6,000
Ref: 106511-1, Circa 1960	Universal Geneve. An 18k Gold Manual Wind Wristwatch	£800–£1,200
Oyster Perpetual, Ref: 6084, Circa 1951	Rolex. A 9k Gold Automatic Wristwatch	£5,000–£7,000
Circa 1910	Le Roy Et Fils. A Lady's Continental Gold And Diamond Set Manual Wind Cocktail Watch With Blue Guilloché Enamel Dial	£500–£700
Circa 1950	Longines. A 14k Gold Manual Wind Rectangular Wristwatch With Faceted Lugs	£500–£700
Circa 1950	Heuer. A 14k Gold Manual Wind Triple Calendar Wristwatch	£3,000–£4,000

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Vacheron & Constantin. An 18k Gold Manual Wind Square Form Wristwatch	London Import mark for 1927	$1,224	Bonhams, Sep 2020
Rolex. A Lady's Stainless Steel And Gold Automatic Calendar Bracelet Watch	Datejust, Ref: 69173, c.1995		Bonhams, May 2023
Vacheron & Constantin. An 18k Gold Manual Wind Square Form Wristwatch	c.1940s		Bonhams, Jul 2021
Omega. A Stainless Steel Automatic Calendar Bracelet Watch	Seamaster, Ref: 168.1508, c.2010s		Bonhams, May 2023
Rolex. A Lady's Stainless Steel And Gold Automatic Calendar Bracelet Watch	Datejust, Ref: 69173, c. 1987		Bonhams, Nov 2024
Omega. A Stainless Steel Automatic Calendar Bracelet Watch	Datejust, Ref: 1601, Circa 1972		Bonhams, May 2023
Omega. A Stainless Steel Automatic Calendar Bracelet Watch	Seamaster , Ref: 166.002, Circa 1966		Bonhams, Jan 2025
Vacheron & Constantin. An 18k Gold Manual Wind Square Form Wristwatch	Ref: 34015, Circa 1970		Bonhams, Feb 2022

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.