Seiko 5 Sports Field ‘Deploy’ Mechanical GMT - SSK023K1 fs5439i the moon phase movement shows

the moon phase movement shows the moon's changing shape as it moves position

a crown and three hands

and what you would expect from a brand like Tissot

minimalistic aesthetic

Perfectly reliable up to a pressure of 30 bar (300m)

Seiko 5 Sports Field ‘Deploy’ Mechanical GMT - SSK023K1 fs5439i the moon phase movement showsThe Seiko 5 Sports Field collection was created with an in the field military design taking inspiration from a style originally called a trench watch, created to be robust and reliable in tough conditions echoing the Seiko 5 Sports characteristics. This Seiko 5 Sports Deception field watch with its black dial and bezel takes the design to the next level, with a GMT function that allows you to track a second time zone. The black coloured bezel features