Casio G-Shock 30th Anniversary GF-8230A-4CR review 2013
Casio G-Shock 30th Anniversary GF-8230A-4CR review 2013 spek : Mineral Glass Shock Resistant Screw Lock Back ISO 200 meters Water Resistance Case / bezel material: Stainless steel / Resin Resin Band Electro-luminescent backlight Full auto EL light, afterglow Solar powered World time 31 time zones (48 cities + coordinated universal time), city code display, daylight saving on/off Moon data (moon age of the specific date, moon phase graph) Tide graph (tide level for specific date and time) Dive time and surface interval measurement function Dive time: 1 second increments, up to 23:59'59 Surface interval: 1 minute increments, up to 47:59'59 Memory capacity: One set of data (dive start date and time, dive time) 1/100-second stopwatch Measuring capacity: 23:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1 second Input range: 1 minutes to 24 hours (1-minute increments and 1-hour i...