Seiko watch with a blue dial and silver metal strap on a dark background - seiko mod Close-up of a Seiko watch with a blue face and black bezel. seiko mod watch

PREMIUM HOROLOGY

CREATE YOUR UNIQUE CUSTOM WATCH

Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod Redefining Time Artisanal Craftsmanship The Authentic Seiko Mod

SEIKO MOD

Collections


WHY SEIKO

Seiko has earned its reputation as the go-to brand for watch enthusiasts thanks to its reliable and precise movements, making it the ideal foundation for Seiko mod watches. With a huge range of compatible parts and components, Seiko offers unmatched versatility for customization. This allows us to create custom Seiko mods that combine proven engineering with elite design choices.

WHY SEIKO


We believe Seiko watches offer some of the best value in the industry thanks to their reliable and precise movements. By leveraging genuine Seiko components, we hand-build custom Seiko watches that combine legendary durability with your unique design preferences. Every build is crafted using high-quality materials by our passionate Seiko mod builders who understand the art of watch customization. If you're looking for a premium-quality timepiece that reflects your personal style without the premium price, our Seiko Mods are the perfect fit.

SEIKO MOD LABS

SLIDER Seiko Mod Labs - Seiko mod watch
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GMT Seiko Mod Labs - Seiko mod watch
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ICONIC

MODELS

SEIKO MOD LABS

Trusted by Watch Lovers Worldwide

With a reputation built on quality, reliability, and style, our Seiko mods offer luxury without the luxury price; trusted by collectors across the world.

Excellent

4.7

/ 5

Great Quality

“The seiko mod feels way more premium than I expected. Bezel clicks are solid, sapphire crystal is crystal clear — just class. Will order again.“ “The seiko mod feels way more premium than I expected. Bezel clicks are solid, sapphire crystal is crystal clear —... “The seiko mod feels way more premium than I expected. Bezel clicks are solid, sapphire crystal is crystal clear — just class. Will order again.“

Exactly What I Wanted

“My custom GMT seiko mo turned out perfect. The ceramic bezel and steel bracelet make it look 3x the price. Great delivery to Germany too.” “My custom GMT seiko mo turned out perfect. The ceramic bezel and steel bracelet make it look 3x the price.... “My custom GMT seiko mo turned out perfect. The ceramic bezel and steel bracelet make it look 3x the price. Great delivery to Germany too.”

I love it! Insane Value for Money

“Clean seiko build, super comfy on wrist. Honestly looks better than my £800 Tissot watch. The lume is crazy bright at night!” “Clean seiko build, super comfy on wrist. Honestly looks better than my £800 Tissot watch. The lume is crazy bright... “Clean seiko build, super comfy on wrist. Honestly looks better than my £800 Tissot watch. The lume is crazy bright at night!”

Perfect Custom Build

Ordered a root beer seiko mod — looks incredible in person. Great communication, arrived safe and fast to France. Ordered a root beer seiko mod — looks incredible in person. Great communication, arrived safe and fast to France. Ordered a root beer seiko mod — looks incredible in person. Great communication, arrived safe and fast to France.

Looks Way More Premium

This seiko mod watch looks and feels like a £10,000 watch — no joke. Everyone keeps asking where I got it! This seiko mod watch looks and feels like a £10,000 watch — no joke. Everyone keeps asking where I got... This seiko mod watch looks and feels like a £10,000 watch — no joke. Everyone keeps asking where I got it!

Blown Away by the Quality

Didn’t expect it to feel this premium. Solid bracelet, smooth bezel, everything’s aligned perfectly. Great watch! Didn’t expect it to feel this premium. Solid bracelet, smooth bezel, everything’s aligned perfectly. Great watch! Didn’t expect it to feel this premium. Solid bracelet, smooth bezel, everything’s aligned perfectly. Great watch!

Better Than My TAG

I’ve got a many watches but this Seiko mod is getting the most wrist time. Looks clean and unique. I’ve got a many watches but this Seiko mod is getting the most wrist time. Looks clean and unique. I’ve got a many watches but this Seiko mod is getting the most wrist time. Looks clean and unique.

Sick Watch for the Price

Every detail is sharp. The ceramic bezel and sapphire glass make it feel like a luxury watch. Every detail is sharp. The ceramic bezel and sapphire glass make it feel like a luxury watch. Every detail is sharp. The ceramic bezel and sapphire glass make it feel like a luxury watch.

Top Service, Top Product

I had a couple questions and got quick replies. My seiko mod came just how I wanted it! I had a couple questions and got quick replies. My seiko mod came just how I wanted it! I had a couple questions and got quick replies. My seiko mod came just how I wanted it!

The Perfect Gift

Bought a GMT seiko mod as a birthday gift — he couldn’t believe it was hand built! Looks incredible on the wrist. Bought a GMT seiko mod as a birthday gift — he couldn’t believe it was hand built! Looks incredible on... Bought a GMT seiko mod as a birthday gift — he couldn’t believe it was hand built! Looks incredible on the wrist.

NEED HELP?

FREQUENTLY ASKED QUESTIONS

What is a Seiko Mod?

A Seiko mod is a custom-built watch that starts with a trusted Seiko automatic movement and is upgraded with premium aftermarket parts, often crafted from durable 316L stainless steel. Each piece is hand-assembled to create a unique timepiece that blends Seiko’s legendary reliability with personalized design.

The purpose of Seiko modding is to make the style and feel of luxury watches more accessible—without counterfeits—by using only the best materials, including sapphire crystals, ceramic bezels, and solid steel cases. Whether you want a diver, GMT, or dress watch, a Seiko mod lets you design your dream watch with quality and individuality at its core.

How Can I Adjust the Size of my Watch?

Each Seiko mod watch includes a user-friendly adjustment kit, allowing you to perfectly size your bracelet at home—no jeweller visit required. This ensures your Seiko mod fits comfortably and looks flawless from the moment you wear it.

Is it Possible to Customize my Watch?

You can select from our curated collection of Seiko mod designs or contact us via Instagram or email to craft a fully personalized custom Seiko mod watch. Whether you prefer a sleek, minimalist style or a bold homage, our expert team will bring your vision to life, delivering a timepiece that perfectly reflects your taste and individuality

Do you use Authentic Seiko movements?

We use genuine Seiko movements, renowned worldwide for their precision, durability, and reliability. Every custom Seiko mod watch is meticulously hand-assembled to ensure exceptional quality and a truly unique design. Please note: while our watches feature authentic Seiko movements, we are not affiliated with Seiko or any other watch brands, and these timepieces are not replicas—they are entirely original, custom-built creations.

Can I Order a Watch Without the Seiko Logo?

Yes, you can fully customize your Seiko mod watch—including the option to remove the Seiko logo or inscription for a completely clean look. Simply share your preferences before placing your order, and we’ll tailor your custom Seiko mod to match your exact vision and style.

What are the Production and Delivery Times?

The production of your custom Seiko mod watch takes approximately 7–10 days, allowing us to perfect every detail with precision and care. Once completed, we ship your timepiece via express delivery—worldwide. From order to arrival, you can expect your fully assembled, ready-to-wear Seiko mod in around 14 business days.

Does the Watch Come with any Guarantee?

At Seiko Mod Labs, we stand behind the quality of our craftsmanship. Every custom Seiko mod watch includes a 1-year guarantee against manufacturing defects, ensuring your unique timepiece is backed with confidence and reliability

More Questions?


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