Rarest watches

Rarest watches

Seiko 35 SQ Astron
1969, first edition sold out at Christmas.
Exist: 100 made, 1 known of

Rolex Reference 4113 Split Second Chronograph
1942 watch, only split-seconds chronograph made by Rolex, given to race car drivers.
Exist: 12 made, 8 known of

RM 56-02 Tourbillon Sapphire
2011 watch in which the case is made entirely of sapphire.
Exist: 10

2018 Patek Philippe World Time Minute Repeater, Ref. 5531R
Only available to buy for the most loyal Patek customers.
Exist: unknown, less than 10?

Patek Philippe 3974
1994 watch and considered the most complex-made timepiece there is.
Exist: 8

Rolex Cosmograph Daytona, reference 6239
1966 watch, nicknamed  “The Doctor” because it can measure heartbeats.
Exist: 5-10

Patek Philippe Ref. 1518 In Steel
1943 watch and first to have a perpetual calendar chronograph.
Exist: 4

Caliber 89 Grand Complication Pocket Watch
1989 pocket watch, made to celebrate Patek Philippe's 150th anniversary,
Exist: 4

Bao Dai Rolex Ref. 6062
1954 watch commissioned by the Bao Dai, the last emperor of Vietnam.
Exist: 3

Patek Reference 2499 4th-series platinum
Late 1970s/early 1980s watch; one was worn by Eric Clapton.
Exist: 2

Patek Philippe Aviator Prototype Wristwatch
1936 watch, to be worn by pilots on the outside of their flight suit.
Exist: 2

Patek Philippe Reference 1591 Perpetual Calendar
1944 watch, unknown until 1996.
Exist: 2 (1 in stainless steel, 1 in 14k yellow gold)

Vacheron Constantin Chronometre Royal Ref. 4907
1983 watch, and the first manufactured in white gold.
Exist: 1?

Rolex Zerographe Reference 4336
1937 watch and the first Rolex chronograph to be in an Oyster case.
Exist: 1 known of

Patek Philippe Grandmaster Chime 6300A-010
2019 watch and the only steel-cased Grandmaster Chime ever made; most expensive ever old.
Exist: 1

Backes & Strauss' Princess Elizabeth
2016 watch to commemorate Queen Elizabeth II's 90th birthday.
Exist: 1


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