OFFICIAL CRITERIA

TO BE OFFICIALLY CONSIDERED A DIVE WATCH, A WATCH HAS TO MEET THE STRINGENT CRITERIA OF THE ISO 6425 STANDARD. THIS MEANS IT MUST:

- WITHSTAND SALTWATER CORROSION - WITHSTAND TEMPERATURE FLUCTUATIONS

- ALLOW THE WEARER TO TELL AT A GLANCE IF IT HAS STOPPED, EVEN IN TOTAL DARKNESS

- HAVE A FUNCTION FOR MEASURING ELAPSED TIME WHILE DIVING

- BE SHOCK RESISTANT

- BE FITTED WITH A STRAP THAT’S SOLIDLY ATTACHED TO THE WATCH

- NOT SUFFER ANY CONDENSATION WHEN HEATED TO 40°C THEN PLUNGED INTO COLD WATER

- BE READABLE FROM 5 INCHES IN TOTAL DARK

- HAVE A BATTERY END-OF-LIFE INDICATOR, IF IT’S ELECTRONIC