Casio Vintage Calculator Watch (CA-506-1)

-Case / bezel material: Resin
-Adjustable Clasp
-Stainless Steel Band
-Resin Glass / Spherical Glass
-Water Resistant
-Dual time
-8-digit calculator
-1/100-second stopwatch
-Daily alarm
-Hourly time signal
-Full auto-calendar (to year 2099)
-12/24-hour format
-Button operation tone on/off
-Regular timekeeping: Hour, minute, second, am/pm, year, month, date, day
-Accuracy: ±15 seconds per month
-Approx. battery life: 5 years on CR2016
-Size of case : 44.9×34.8×10.6mm
-Total weight : 71.8g