The 20 complications in the new Patek Philippe Grandmaster Chime Ref. 5175 watch include a grande and petite sonnerie (the former chiming quarter and full hours as long as the watch is wound; the latter just the hours) and a minute repeater.

The 20 complications in the new Patek Philippe Grandmaster Chime Ref. 5175 watch include a grande and petite sonnerie (the former chiming quarter and full hours as long as the watch is wound; the latter just the hours) and a minute repeater.

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