Sentry Leather All BlackDescription: The Sentry Leather is an elegant timepiece with an adventurous side. Think black tie meets block party. The face pops with depth and detail, but with the solid stainless steel case, hardened mineral crystal, and waterproof rating of 100m, you don't have to worry about it not being able to hang in the real world.

and advertising projects

battery life: 3 years on SR927W×2

SPECIFICATIONS:

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and compass

Time calibration signal reception Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful) *5 times a day for the Chinese calibration signal

which simplifies configuration of watch settings

1 dial (speed)

Total weight : 60g

Uni-directional rotating bezel for an analog countdown timer

99'' measuring modes: Elapsed time split time & 1st-2nd place times Countdown timer: Measuring unit: 1/10 second range: 24 hours and start time setting range: 1 second to 24 hours (1-second increments 1-minute increments and 1-hour increments) 5 daily or one-time alarms hourly time signal Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Accuracy: ±15 seconds per month Approximate battery life: 7 years Battery: CR2025 Size of case: 55 × 51

Along with a 20mm injection molded rubber band with a perforated design providing durability