Datora, Ref: 34, Circa 1973 — Breitling. A black PVD coated stainless steel manual wind calendar chronograph bracelet watch

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Estimate: £1,200–£1,800 hammer ≈ $1,618–$2,427
Result
Performance
Sale: Bonhams — Weekly: Watches, Online, London, Knightsbridge · 23 May 2025
Record ID: TB-2026-176745
Record: first seen 20 Jul 2026 · updated 22 Jul 2026 · source ↗
Cite this record: TB-2026-176745 — https://thebasis.art/cite/TB-2026-176745

Breitling. A Black Pvd Coated Stainless Steel Manual Wind Calendar Chronograph Bracelet Watch, Datora, Ref: 34, Circa 1973. Bonhams, 23 May 2025, lot 9. bought in (did not sell). TheBasis.Art, TB-2026-176745.

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Breitling. A Black Pvd Coated Stainless Steel Manual Wind Calendar Chronograph Bracelet Watch, Datora, Ref: 34, Circa 1973. Bonhams, 23 May 2025, lot 9. bought in (did not sell). TheBasis.Art, TB-2026-176745.

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From the same sale Weekly: Watches · May 2025

Lot	Artist	Estimate
Aquastar 63, Circa 1965	Aquastar. A Gold Plated Automatic Calendar Wristwatch	£700–£900
Pulchra, Ref: 674 8050 49, Circa 1995	Bertolucci. A Stainless Steel And Gold Automatic Chronograph Calendar Wristwatch	£1,000–£1,500
Ref: B13352, Purchased 31st March 2004	Breitling. A Stainless Steel And Gold Automatic Chronograph Calendar Bracelet Watch	£1,000–£1,500
'Long Playing', Ref: 7104, Circa 1973	Butex. A Stainless Steel Manual Wind Triple Calendar Chronograph Wristwatch	£2,000–£3,000
Chronomat, Ref: B13356, Purchased 1st February 2006	Breitling. A Stainless Steel And Gold Automatic Calendar Chronograph Wristwatch With Mother Of Pearl Dial	£2,000–£3,000
Top Time, Ref: 2003, Circa 1971	Breitling. A Gold Plated Stainless Steel Manual Wind Chronograph Wristwatch	£1,000–£1,500

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Breitling. A Black Pvd Coated Stainless Steel Manual Wind Calendar Chronograph Bracelet Watch	Datora, Ref: 34, Circa 1973	$1,943	Bonhams, Sep 2022
Breitling. A Stainless Steel And Gold Automatic Calendar Wristwatch	Superocean, Ref: A17321, Purchased 26th April 2012		Bonhams, Nov 2023
Breitling. A Stainless Steel Manual Wind Chronograph Bracelet Watch	Top Time, Ref: 2002, Circa 1965		Bonhams, Nov 2021
Omega. A Stainless Steel Manual Wind Chronograph Bracelet Watch	Flightmaster, Ref: 145.013, Circa 1969		Bonhams, Jan 2026
Omega. A Stainless Steel Manual Wind Chronograph Bracelet Watch	Speedmaster Mark II, Ref: 145.014, Circa 1970		Bonhams, Oct 2025
Cartier. A Gold Plated Manual Wind Wristwatch	Tank, Must de, Circa 1990		Bonhams, Jun 2024
Omega. A Stainless Steel Manual Wind Chronograph Bracelet Watch	Seamaster, Ref: 145.029, c. 1969		Bonhams, Dec 2025
Cartier. A Gold Plated Manual Wind Wristwatch	Tank, Must de, Purchased 1st February 1978		Bonhams, May 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.