Aquanaut Seiko Mod

The Aquanaut Prebuilt Collection brings one of the most iconic sport-luxury watch designs into the Seiko modding world. Each watch is professionally assembled by our team, combining premium aftermarket parts with reliable Seiko NH movements. The result is a custom timepiece that delivers both style and durability, ready to wear straight out of the box.

Inspired by the famous Aquanaut, these mods are defined by their signature grid-textured dial, comfortable rubber straps, and versatile sporty look that transitions seamlessly from casual to formal wear. Unlike building a watch from scratch, our prebuilt models save you time, tools, and effort — while still giving you the unique style that modding is known for.

If you’ve always admired the Aquanaut aesthetic but want a hassle-free way to add it to your collection, this is the perfect place to start. Explore our curated range below and discover why the Aquanaut is one of the most popular designs in the Seiko modding community.