Modified Seiko Watches

Find a genuine Seiko watch with details chosen to make it your own. Our complete watches start with genuine Seiko base models and are independently modified by hand at RSWatchWorks. Compare the original model, dimensions and exact upgrades on each product page.

Explore Seiko dress watches in silver, gold and two-tone finishes, or browse our Seiko 5KX sport watches. Have a particular look in mind? Request a custom watch build and discuss the details with our workshop.