Citizen Promaster x Marine ft. Aqualand aka 40th Anniversary (Limited Edition of 5,800 Pieces) Men Diver Round 200m Water Resistant Watch JP2008-06E JP2008 JP-2008 Discover the limited edition Citizen Promaster Aqualand 40th Anniversary JP2008-06E. This iconic dive watch features the world first electronic depth sensor, a gray brushed case with gold accents, and a plant-based rubber strap. Measures depth, dive time, and ascent speed. A tribute to 40 years of innovation. Caliber Number / Movement C520 (quartz) Battery Life / Accuracy Approximately 2 years (+/-20 seconds per month) Crystal Mineral crystal Luminous Luminous on hands, indexes and bezel Case / Band Material Stainless steel case with rubber (polyurethane) band Water Resistance 200m / 660ft diver Case Size Thickness: 14.8 mm Diameter: 50.7 mm Length: 47.4 mm Lug width: 24.0 mm Other Specifications Citizen Promaster x Marine ft. Aqualand aka 40th Anniversary (Limited Edition of 5,800 Pieces) 40 ANNIVERSARY on the case back Unidirectional rotating bezel Screw-down crown Screw case back Alarm function (demonstration function, auto-disengage in diving mode) 1/100-second stopwatch (up to 100 minutes, split time) Low battery warning function Day and date display Regular timekeeping (analog-digital display) Diving Mode Dive mode (1.0m to 80.0m, 0 seconds to 400 minutes) Memory capacity (4 most recent dives log data) Log no., date, dive start time, maximum depth and dive time Depth alarm function (alarm sounds when set depth is reached) Depth time alarm function (alarm sounds when set time is exceeded) Ascending speed warning function (alarm sounds when dive speed exceeds 1.5m per 10 seconds) Abnormal depth warning function (ER displayed during sudden change in depth of 4.0m in 1 second)