Casio G-Shock Mudmaster Quad Sensor Bluetooth Carbon Core Watch - GG-B100-1A9 Longines new structure

new structure

Water-resistant up to 100 meters and featuring a Nivachron™ balance hairspring

Calibre Number: 4R36

using a special method of silver plating

The crown and the case back are secured by screw-down mechanisms

Casio G-Shock Mudmaster Quad Sensor Bluetooth Carbon Core Watch - GG-B100-1A9 Longines new structureThis is a model from the G Shock Mudmaster Series, designed for use in extreme environments scattered with rubble, dirt and debris, and uses carbon materials. The use of high rigidity carbon on the case keeps damage and deformation at bay, and ensures a high level of airtightness and shock resistance. This model also features a filter that protects against the invasion of mud, a stainless steel panel back, and a back cover made of shock resistant fine