Santos 100, Ref: 2878, Purchased 28th December 2016 — Cartier. A stainless steel automatic wristwatch

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Estimate: £1,800–£2,200 hammer ≈ $2,244–$2,743
Result
Performance
Sale: Bonhams — Watches and Wristwatches, London, Knightsbridge · 13 September 2023
Record ID: TB-2026-516244
Record: first seen 21 Jul 2026 · updated 21 Jul 2026 · source ↗
Cite this record: TB-2026-516244 — https://thebasis.art/cite/TB-2026-516244

Eterna. A Stainless Steel Automatic Wristwatch, Santos 100, Ref: 2878, Purchased 28th December 2016. Bonhams, 13 Sep 2023, lot 198. result recorded. TheBasis.Art, TB-2026-516244.

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Eterna. A Stainless Steel Automatic Wristwatch, Santos 100, Ref: 2878, Purchased 28th December 2016. Bonhams, 13 Sep 2023, lot 198. result recorded. TheBasis.Art, TB-2026-516244.

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From the same sale Watches and Wristwatches · Sep 2023

Lot	Artist	Estimate
London Hallmark for 1900	S Smith & Son, 9 Strand, London. An 18k Gold Keyless Wind Half Hunter Pocket Watch	£800–£1,200
London Hallmark for 1929	An 18k Gold Quarter Repeating Pocket Watch	£3,500–£4,000
Edinburgh Import mark for 1926	A 9k Gold Manual Wind Trench Style Wristwatch With François Borgel Case	£500–£700
Circa 1942	A. Lange & Söhne. An Oversized German Military Steel Manual Wind Observation Wristwatch	£5,000–£7,000
Circa 1945	Vacheron Constantin. An 18k White Gold Manual Wind Wristwatch	£1,500–£2,000
Oyster, Ref: 6282, Circa 1950	Rolex. A Stainless Steel And Gold Manual Wind Wristwatch	£1,000–£1,500

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Eterna. A Stainless Steel Automatic Wristwatch	Cartier. Montre bracelet en acier mouvement automatique San	$4,495	Bonhams, Jan 2026
Eterna. A Stainless Steel Automatic Wristwatch	Santos 100, Ref: 2656, Circa 2005		Bonhams, Feb 2024
Eterna. A Stainless Steel Automatic Wristwatch	Santos 100, Ref: 2878, Circa 2005		Bonhams, Feb 2023
Eterna. A Stainless Steel Automatic Wristwatch	Luminor Marina, Ref: OP 6560, Case No.BB 1127310, Movement N		Bonhams, Jun 2013
Eterna. A Stainless Steel Automatic Wristwatch	Santos 100, Ref: 2856, Circa 2005		Bonhams, Feb 2017
Eterna. A Stainless Steel Automatic Wristwatch	Santos 100, Ref: 2656, Circa 2004		Bonhams, Sep 2017
Omega. An 18k Gold Automatic Calendar Wristwatch	Datejust, Ref: 6927, Circa 1981		Bonhams, Nov 2025
Eterna. A Stainless Steel Automatic Wristwatch	IWC. Montre bracelet en acier mouvement automatique Portugi		Bonhams, Feb 2024

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.