G-SHOCK" is a shock-resistant watch that has established a new concept of toughness in watches. This model is based on the Metal Covered series and comes in popular black and gold colors. Shock-resistant construction】Core technology of G-SHOCK in pursuit of toughnessProtects modules with shock-resistant constructionProtects glass and buttons with its unique concavo-convex shape, preventing direct impact. 20 atmospheric pressure waterproofing】Available for use in a wide variety of locations and situations, from everyday water work to water activities such as swimming, surfing, and jet skiing. The hands can be temporarily removed from the LCD display when they overlap with the LCD display and are difficult to see. Other Specifications】World time / Stopwatch / Timer / 5 time alarms and time signal / Fully automatic calendar / 12/24-hour system display switching / Double LED light Details: From the G-SHOCK line of toughness watches that has continued to evolve in pursuit of insatiable strength since its launch in 1983, this model is based on the Metal Covered series in the popular black and gold colors. The black base model features a metal bezel with gold IP, creating a gorgeous yet fashionable design that can be used in a wide range of applications. The base model is the GM-2100 with octagonal bezel. The popular coloring of black and gold makes it a cool design that can be used in a wide range of situations. Shock-resistant construction - 20 atm water resistance - Hand evacuation function (when the hands overlap with the LCD display and are difficult to see, the hands can be temporarily evacuated from the LCD display) - World time: 48 cities worldwide (31 time zones, with daylight saving time setting function) + UTC (Coordinated Universal Time) time display - Stopwatch (1/100th of a second) - Time display (1/100th of a second) Watch (1/100 second (less than 1 hour)/1 second (more than 1 hour), 24-hour counter with split) - Timer (set unit: 1 second, maximum set time: 24 hours, measured in 1-second increments) - 5 time alarms and time signal - Fully automatic calendar - 12/24-hour display system switching - Operation sound ON/OFF switching function Double LED light: LED light for dial (with super illuminator, afterglow function, and afterglow time switching (1.5 seconds/3 seconds)), LED backlight for LCD (with super illuminator, afterglow function, and afterglow time switching (1.5 seconds/3 seconds)) [Contents] Main unit, box, instruction manual, and Warranty card is included in the instruction manual.