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We design and personalize unique watches in France, with the ambition of offering everyone a distinctive piece, built to last. Each model is carefully modified by hand, combining high-quality components with meticulous attention to detail.
Based in the Hauts-de-France region, our small company was founded in 2017 out of a genuine passion for watchmaking and design. Each watch is meticulously crafted with care and precision to offer our clients unique, elegant, and timeless pieces. Here, there is no mass production: each creation is carefully designed to combine character, reliability, and aesthetics.
Performance and expertise
Seiko movement
Powered by a precise automatic movement, offering over 41 hours of autonomy and reliability praised by watch enthusiasts.
Waterproof and reliable
Dive in with confidence — our watches offer 10ATM water resistance and durability designed for everyday wear.
High-quality 904L stainless steel.
904L stainless steel, renowned for its exceptional resistance and used by the biggest watchmaking houses.
Sapphire crystal glass
Sapphire crystal — perfect clarity, exceptional durability and scratch resistance
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Frequently Asked Questions
What is a Seiko mod?
A Seiko Mod is an authentic Seiko watch that has been customized with high-quality watch components (dial, hands, bezel, etc.). It's a unique watch, designed for enthusiasts who are looking for a distinctive design.
Is it legal to buy a modified watch?
Absolutely! Buying a modified Seiko isn't illegal, especially if the seller is transparent about the modifications. As long as the watch is clearly sold as a modified watch and not an original model, you have the right to buy it without worry.
Are the watches you sell authentic?
Yes, all our watches are equipped with a Seiko movement made in Japan, guaranteeing exceptional quality and precision. Furthermore, our designs are inspired by luxury watches from renowned brands, combining elegance and sophistication to satisfy even the most discerning tastes.
Are you affiliated with Seiko?
No. Chrono122 is not affiliated with Seiko. We use this brand only to describe the origin of the components used in our creations.
Are they guaranteed?
All our models come with a 2-year warranty.
Customer service is available 24/7, by email, phone, or via the website's chat box.
What are the delivery times?
- Home delivery within 48 hours (charges apply).
- Delivery to the collection point in 3 to 6 days.
- For pre-orders, the delivery time can be up to 15 days .















