Patek Philippe mark: a symbol of excellence in terms of the world as a brand standard at Patek Philippe.

百达翡丽印记：象征着以卓越品质作为品牌标准的百达翡丽时计世界。

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Patek Philippe's entry retains a classic design with a central dial that shows local time.

WSJ: World-Time Keeping Wristwatches

Patek Philippe's response was the sublime Nautilus, which begat a simpler model called the Aquanaut.

WSJ: This Sporting Life

For watch collectors, there are plenty of choice specimens, including five Patek Philippe vintage chronographs.

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