The world-popular Big Case Series continues to grow with the addition of new models created by combining and layering parts in a way that creates a multi-dimensional look. A big rotary switch at 3 o’clock adds to the overall design and also enables intuitive operation of various functions. A choice of colors includes basic as well as tri-color combinations for the case, band, hour markers and dial. An LED illumination system allows easy viewing even in the dark. Dial Color: Red Dial Window Material: Mineral Display Type: Analog-Digital Case Material: Resin Case Dimension: 55x51.9x18.3 mm Band Material: Resin Clasp Type: Buckle Movement: Japanese quartz Water Resistant: 200 M Shock Resistant LED light Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow World time 31 time zones (48 cities coordinated universal time), one-touch UTC time zone, daylight saving on/off, Home city/World time city swapping 1/100-second stopwatch Measuring capacity: 23:59'59.99'' Measuring modes: Elapsed time, split time Countdown timer Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 minute to 60 minutes (1-minute increments) Other: Auto switching to elapsed time measurement (up to 60 minutes, 1-second units) when the end of a countdown timer operation is reached 5 daily alarms (with 1 snooze alarm) Hourly time signal Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeeping Analog: 2 hands (hour, minute (hand moves every 20 seconds)) Digital: Hour, minute, second, pm, month, date, day Accuracy: ±15 seconds per month Approx. battery life: 3 years on SR927W × 2 Total weight: 70 g LED: Amber