Datora, Ref: 2031, Purchased 28th February 1976 — Breitling. A stainless steel manual wind calendar chronograph wristwatch

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Estimate: £1,200–£1,800 hammer ≈ $1,564–$2,346
Result
Performance
Sale: Bonhams — Watches and Wristwatches, London, Knightsbridge · 18 February 2020
Record ID: TB-2026-711187
Record: first seen 21 Jul 2026 · updated 21 Jul 2026 · source ↗
Cite this record: TB-2026-711187 — https://thebasis.art/cite/TB-2026-711187

Butex. A Stainless Steel Manual Wind Triple Calendar Chronograph Wristwatch, Datora, Ref: 2031, Purchased 28th February 1976. Bonhams, 18 Feb 2020, lot 143. result recorded. TheBasis.Art, TB-2026-711187.

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Butex. A Stainless Steel Manual Wind Triple Calendar Chronograph Wristwatch, Datora, Ref: 2031, Purchased 28th February 1976. Bonhams, 18 Feb 2020, lot 143. result recorded. TheBasis.Art, TB-2026-711187.

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From the same sale Watches and Wristwatches · Feb 2020

Lot	Artist	Estimate
Circa 1830	A Silver Key Wind Quarter Repeating Open Face Pocket Watch	£500–£700
Circa 1900	An 18k Gold Keyless Wind Full Hunter Pocket Watch For The Turkish Market	£800–£1,200
Circa 1910	International Watch Company. A 14k Gold Keyless Wind Full Hunter Pocket Watch	£1,800–£2,200
Circa 1912	Vacheron & Constantin. A 14k Gold Keyless Wind Open Face Pocket Watch	£600–£800
Ref: 6345, Circa 1970	Vacheron & Constantin. A 14k Gold Keyless Wind Open Face Pocket Watch	£1,000–£1,500
Circa 1980	Vacheron & Constantin. A 14k Gold Keyless Wind Open Face Pocket Watch	£4,000–£6,000

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Butex. A Stainless Steel Manual Wind Triple Calendar Chronograph Wristwatch	'Long Playing', Ref: 7104, Circa 1973	$2,690	Bonhams, Sep 2022
Butex. A Stainless Steel Manual Wind Triple Calendar Chronograph Wristwatch	Datora, Ref: 804, Circa 1950		Bonhams, May 2025
Heuer. A Stainless Steel Automatic Calendar Wristwatch	Cartier. Montre bracelet en acier avec date mouvement automa		Bonhams, Oct 2025
Heuer. A Stainless Steel Automatic Calendar Wristwatch	Seamaster Planet Ocean 600M, Ref: 232.30.46.21.01.004, c. 20		Bonhams, Nov 2024
Heuer. A Stainless Steel Automatic Calendar Wristwatch	Portofino, Ref: 3563, Purchased 19th February 2011		Bonhams, Sep 2025
Omega. A Stainless Steel Automatic Calendar Bracelet Watch	Oyster Perpetual Date, Ref: 1501, Purchased 28th April, 1964		Bonhams, Jun 2023
Rolex. A Stainless Steel Automatic Wristwatch	Seamaster 300, Ref: 2913-5, Circa 1958		Bonhams, Nov 2025
Cartier. A Lady's Stainless Steel And Gold Quartz Bracelet Watch	Cartier. Montre bracelet de dame en acier mouvement quartz		Bonhams, Jun 2025

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.