• More information:

  • HH Journal
Close

Glossary of watchmaking

Bar

Bar | バール | 巴

Unit of measure to indicate a watch's water-resistance, specifically its capacity to resist pressure, based on standard atmospheric pressure defined as 101.325 kilopascals (kPa) equivalent to approximately 1 bar.

Can be expressed in different ways: 10 atm = 10 bars = 100 metres

See Atm.