The Patek Philippe Calatrava Moon phase watch Ref. 7121 reappeared at Baselworld 2014 with a gold link bracelet and a new reference number, 7121/1J-001.

The Patek Philippe Calatrava Moon phase watch Ref. 7121 reappeared at Baselworld 2014 with a gold link bracelet and a new reference number, 7121/1J-001.

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