Which Patek Philippe watch held the title of the world's most complicated mechanical watch until 1989?
Ref. 6300A-010
Henry Graves Supercomplication
Ref. 5175R
Ref. 5370P
Answer
The Patek Philippe Henry Graves Supercomplication held the title of the world's most complicated mechanical watch until 1989. This pocket watch was created for banker Henry Graves Jr. and features 24 complications, making it an extraordinary example of watchmaking craftsmanship.
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