The M20 GMT is durable and adventure-ready, with an off-set screw-down crown that won't bite your wrist and 200M depth rating. The M20 GMT features a precise, Swiss-Made quartz GMT movement which allows you to tell three time-zones at once when used with the 24-hour rotating bezel. Slim Case Design While officially the M20 comes in at 42mm in diameter, the case shape makes the watch feel much smaller. Don't let its good looks deceive you: the M20 is durable and adventure-ready, with an off-set screw-down crown that won't bite your wrist and 200M-rating. The GMT Function The M20 GMT features a precise, Swiss-Made quartz GMT movement — GMT time, or any second time zone, can be easily read, using the red GMT hand and the 24-hour scale around the outside edge of the dial. A third timezone can then be read by rotating the 24-hour bezel. The GMT complication was originally created for pilots who needed to track multiple time zones, but was quickly adopted by businesspeople and explorers alike. GMT function with a 4th 24-hour hand to allow you to tell two-time zones at once Refined look but durable and adventure ready 316L stainless steel rounded polished case reminiscent of our original 1990's Aquamatic model Off-set screw-down crown and 200M water-resistance rating Ultra-legible top-grade SuperLuminova luminous applied markers Comes standard with virtually scratch proof domed sapphire crystal High-accuracy low-maintenance Swiss quartz movement Movement: Swiss, Quartz, Ronda 515.24H Dial Color: Black Crown: Screw-down crown Water Resistance (m/ft) : 200 / 660 Case Diameter: 42mm Case Height: 13mm Lug Width: 22mm Lug-to-Lug: 50mm

Slim Case Design

While officially the M20 comes in at 42mm in diameter, the case shape makes the watch feel much smaller. Don't let its good looks deceive you: the M20 is durable and adventure-ready, with an off-set screw-down crown that won't bite your wrist and 200M-rating.

The GMT Function

The M20 GMT features a precise, Swiss-Made quartz GMT movement — GMT time, or any second time zone, can be easily read, using the red GMT hand and the 24-hour scale around the outside edge of the dial. A third timezone can then be read by rotating the 24-hour bezel. The GMT complication was originally created for pilots who needed to track multiple time zones, but was quickly adopted by businesspeople and explorers alike.

GMT function with a 4th 24-hour hand to allow you to tell two-time zones at once
Refined look but durable and adventure ready
316L stainless steel rounded polished case reminiscent of our original 1990's Aquamatic model
Off-set screw-down crown and 200M water-resistance rating
Ultra-legible top-grade SuperLuminova luminous applied markers
Comes standard with virtually scratch proof domed sapphire crystal
High-accuracy low-maintenance Swiss quartz movement
Movement: Swiss, Quartz, Ronda 515.24H
Dial Color: Black
Crown: Screw-down crown
Water Resistance (m/ft) : 200 / 660
Case Diameter: 42mm
Case Height: 13mm
Lug Width: 22mm
Lug-to-Lug: 50mm