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Custom Watch Builds. Masterfully Hand-Assembled in the U.S.
Premium designs, exceptional quality, and fast domestic shipping.
Explore The ShopTHE HEART OF CUSTOM HOROLOGY
From our American studio to the world, we bring the art of watch modding to life. Whether we're refining a classic silhouette or building a 1-of-1 masterpiece, our workshop is where tradition meets your unique personal style.
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AUTHENTIC SHOP BUILDS
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MEET THE PEOPLE WHO BUILD YOUR WATCH
Hand-assembled by experts in our workshop. Shipped directly from the US for fast delivery.
About Our Studio
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NEED HELP? WE'VE GOT YOU COVERED
A Seiko Mod watch is a customized version of a standard Seiko watch. The term "MOD" comes from "modification". These modifications are generally made for those who want to personalize their watch according to their own taste.
USAMOD watches are powered by genuine Seiko movements sourced from trusted, verified suppliers. Our builds commonly feature reliable calibers such as NH34 (GMT), NH35, NH70, and VK63/VK64 chronograph movements.
Yes, we offer elegant gift packaging at no extra cost.
Yes. USAMODWATCH offers customization options on selected models, including limited support for personalized details. You can choose from different components — such as the dial, bezel, case, hands, strap/bracelet — to build a watch that matches your style.
We carry the most complete selection of mod parts available anywhere — not all of them are listed online. Feel free to contact us with your custom request via our Instagram or email links at the bottom of the page.
