In collaboration of the G-SHOCK 40th Anniversary range this model is a part of the Recrystallized series. Which have been based upon the first G-SHOCK, now newly designed and constructed with stainless steel recrystallisation and deep-layer hardening processes. It has been 40 years since the debut of the G-SHOCK back in April 1983. The timepiece from this series celebrates and displays four-decades of the G-SHOCK brand demonstrating how over time innovations has continued to develop and change. With the new construct of this model DW5040PG-1D, in the innovative design of this watch presents on both the known toughness of the G-Shock range as well as it’s flush beauty. - 48.9 x 42.8 x 13.8mm Case Size - 78g Weight - Stainless Steel and Bio-based Resin Case and Bezel - Bio-based Resin Band - Shock Resistant - Mineral Glass - 200 Meters Water Resistant - Stopwatch - Countdown Timer - Alarm - Full Auto-calendar (to Year 2099) - Mute Feature - Energy Saving feature - Full auto-calendar (to year 2039) - Accuracy: ±15 seconds per month - Run time - Approx. battery life 2 Years on CR2016