Which watch model is considered the earliest ancestor of the Patek Philippe Calatrava?
Adrien Philippe's Wedding Gift Watch
Grandmaster Chime Ref. 6300A-010
Nautilus Ref. 5711
Aquanaut Ref. 5167A
Answer
Adrien Philippe's Wedding Gift Watch, also known as "The Watchmaker's Daughter," is considered the earliest ancestor of the Calatrava. It features a slim, round case that would later become the standard for future wristwatches, including the iconic Calatrava Ref. 96.
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