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A1MODS / COLLECTIONS

GMT Mods

GMT mods feature a distinctive bezel and contrasting colour combinations. Explore variants such as Wayne, Rootbeer or Pepsi and compare the dial, bezel and bracelet.

9 variants · Free shipping within Germany

How to choose your GMT mod

Look beyond colour and check the movement. An additional GMT display depends on the technology fitted. Check the confirmed specifications of your variant and ask us if you want to track a second time zone.

Our product pages show each variant with its own photos and specifications. Standard models are delivered within Germany within 5 working days of receipt of payment.

Help with watch sizing

Your own combination

Want a different combination of colours or components? We discuss what is possible and agree on price and timing before you place your order.

Plan a custom build

A1mods is an independent custom watch project and is not affiliated with Seiko Watch Corporation.