Patek Phillippe Issue No. 3: The Calatrava In 1932, as demand collapsed, two dial makers took control of Patek Philippe and removed everything that no longer justified itself.
Blancpain Featured Issue No. 2: The Fifty Fathoms It is not difficult to imagine the Fifty Fathoms as an instrument that remained unseen. It was designed to measure time where time could not be guessed. It endured because that requirement did not change.
Royal Oak Featured Issue No. 1: The Royal Oak It is not difficult to imagine AP's Royal Oak as a footnote. In 1972, it was oversized, expensive, and uncertain. It survived because conviction held longer than doubt.