B640WB-1A
Striking the perfect balance between style and functionality, the B640WB-1A features a sleek, glossy black finish with a range of functions including a calendar, multi-alarm, and stopwatch. The light-emitting diode (LED) ensures readability in any light setting and is 50m water resistant.
Band Type: Stainless Steel Band
Case and Bezel material: Resin
Size: 38.9 × 35 × 9.4 mm
Colour: Black
Glass: Resin Glass
Water resistance: 50 M
Timer:
• Countdown timer
• Measuring unit: 1 second
• Countdown range: 24 hours
• Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
• Other: Auto-repeat
Light:
• LED backlight
• Afterglow
Calendar: Full auto-calendar (to year 2039)
Stopwatch:
• 1/100-second stopwatch
• Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes)
• Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes)
• Measuring modes: Elapsed time, split time, 1st-2nd place times
Alarm/hourly time signal:
Hourly Time Signal
Multi-function alarm
