Cassiope, Ref: 4R3B/40, Purchased 7th July 2020 — Korloff. A lady's stainless steel and diamond set quartz reversible wristwatch with dual mother of pearl dials

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Estimate: £1,200–£1,800 hammer ≈ $1,688–$2,532
Result
Performance
Sale: Bonhams — Watches and Wristwatches, London, Knightsbridge · 23 February 2021
Record ID: TB-2026-648161
Record: first seen 21 Jul 2026 · updated 22 Jul 2026 · source ↗
Cite this record: TB-2026-648161 — https://thebasis.art/cite/TB-2026-648161

Korloff. A Lady's Stainless Steel And Diamond Set Quartz Reversible Wristwatch With Dual Mother Of Pearl Dials, Cassiope, Ref: 4R3B/40, Purchased 7th July 2020. Bonhams, 23 Feb 2021, lot 55. bought in (did not sell). TheBasis.Art, TB-2026-648161.

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Korloff. A Lady's Stainless Steel And Diamond Set Quartz Reversible Wristwatch With Dual Mother Of Pearl Dials, Cassiope, Ref: 4R3B/40, Purchased 7th July 2020. Bonhams, 23 Feb 2021, lot 55. bought in (did not sell). TheBasis.Art, TB-2026-648161.

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From the same sale Watches and Wristwatches · Feb 2021

Lot	Artist	Estimate
Circa 1900	Lecoultre & Cie. A Miniature Continental Gold Keyless Wind Open Face Pocket Watch	£800–£1,200
Monza, Ref: 150.501, Circa 1975	Tag Heuer. A Stainless Steel Automatic Chronograph Calendar Wristwatch	£1,500–£2,000
Speedmaster, Ref: 145.012-67 SP, Circa 1967	Omega. A Stainless Steel Manual Wind Chronograph Bracelet Watch	£7,000–£9,000
GMT Master, Ref: 16753, Circa 1986	Rolex. A Stainless Steel Automatic Calendar Bracelet Watch With Dual Time Zone	£7,000–£9,000
Explorer, Ref: 1002, Circa 1960	Rolex. A Stainless Steel Automatic Bracelet Watch	£4,000–£6,000
Gondolo, Ref: 4824, Purchased 10th November 2000	Patek Philippe. A Lady's 18k Gold Quartz Rectangular Wristwatch	£3,500–£4,500

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Korloff. A Lady's Stainless Steel And Diamond Set Quartz Reversible Wristwatch With Dual Mother Of Pearl Dials	Cassiope, Ref: 4R3B/40, Purchased 7th July 2020	$2,174	Bonhams, May 2021
Citizen. A Stainless Steel Automatic Calendar Chronograph Wristwatch	Avigation, Ref: L2.612.4, Circa 2005		Bonhams, Sep 2021
Cartier. A Lady's Stainless Steel And Gold Quartz Bracelet Watch	Panthère, Ref: 1320, Circa 1990		Bonhams, Feb 2022
Cartier. A Lady's Stainless Steel And Gold Quartz Bracelet Watch	Santos Vendome, Ref: 81913, Circa 1990		Bonhams, Aug 2025
Cartier. A Lady's Stainless Steel And Gold Quartz Bracelet Watch	Santos, Ref: 1565, Purchased 16th December 2002		Bonhams, Oct 2023
Citizen. A Stainless Steel Automatic Calendar Chronograph Wristwatch	Aquatimer, Ref: 3719, Purchased 16th July 2007		Bonhams, Nov 2025
Patek Philippe. An 18k Gold Manual Wind Wristwatch	Circa 1930		Bonhams, Sep 2021
Rolex. A 9k Gold Manual Wind Rectangular Wristwatch	Ref: 815, Circa 1940		Bonhams, May 2021

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.