The Timepiece Journal » Swiss watches

The Patek Philippe Seal (PP Seal), introduced in 2009, is the most comprehensive quality hallmark in watchmaking — covering movement, case, dial, strap, precision, and lifetime service. Here's everything you need to know.

How do you choose a fine watch? Movement quality, caliber provenance, case finishing, brand heritage, and serviceability — the five things that matter most.

Which watch brands still carry the Geneva Seal? From Patek Philippe to Roger Dubuis, discover the brands committed to this demanding hallmark of Swiss watchmaking.