CASIO MOD. GM-B2100AD-2AER

Luxurious full-metal construction with a screw-back case, bezel, and band crafted in stainless steel. Pairs with a smartphone via Bluetooth® through the dedicated app. With Tough Solar movement, a high-brightness LED light and a range of other convenient functions, this is a timepiece that delivers on style and practical utility.

Specifications

Case size (L× W× H): 49.8 × 44.4 × 12.8 mm

Weight: 165 g

Case and bezel material: Stainless steel

Band: Stainless Steel Band

Solid Band

One-touch 3-fold Clasp

Bluetooth: Connects to a smartphone and automatically adjusts the time

200-meter water resistance

Solar powered: 7 months on rechargeable battery (operation period with normal use without exposure to light after charge) 18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)

Glass: Mineral Glass

World time: 38 time zones (38 cities + coordinated universal time), city name display, daylight saving on/off, auto summer time (DST) switching, Home city/World time city swapping

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, lap/split time

Timer: Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-hour increments and 1-minute increments) Other: Auto-repeat

Light: White double LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

Mutable button operation tone

Calendar: Auto-calendar (to year 2099)

Accuracy: ±15 seconds per month (with no mobile link function) 

Other features: Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.) 

12/24-hour format

Date/month display swapping