





SEIKO MOD AQUANAUT | BLACK
Seiko mechanism
Free leather case
Satisfied or your money back
3-year warranty
Our Seiko Mod Aquanaut embodies innovation with an iconic, sporty design , representing casual luxury for a sophisticated lifestyle.
- Steel : 316L
- Case size : 41mm
- Thickness : 13mm
- Bracelet : adjustable (kit included)
- Movement : Seiko NH35 automatic
- Power reserve : 41 hours
- Glass : Scratch-resistant sapphire
- Waterproofness : 50 meters
- Lug width : 20mm
Treat yourself to the watch of your dreams , combining premium Seiko movement and timeless prestige .
Don't dream anymore, wear it!
ORDER 2 OR MORE WATCHES
Get 15% automatic discount on your order
Take no risks.
If you are not satisfied with your watch, you can return it within 30 days.
This warranty begins from the moment you receive your package.
Returns are free.
Assembly : It takes 3 to 5 business days to assemble your watch.
Quality Testing : After assembly, we spend 1-3 days on testing and quality control to ensure optimal performance.
Shipping : Your watch is then shipped, which usually takes 3 to 5 business days.
Overall, the entire process from start to finish takes 7 to 13 business days (Monday to Friday), ensuring that each watch meets our high standards before reaching you.
As for cost, shipping is completely free.
- Water resistance
- Demagnetization
- Adjustments to the chrono comparator (-5s/+5s per day)
All testing is performed prior to shipping to ensure optimal performance.
All our watches come with a 3-year warranty , and we will repair your watch for free within 7 days.
You also have the option to purchase an extended warranty after placing your order.
Choose options





PREMIUM WATCHMAKING
YOUR HAND-ASSEMBLED WATCH
COMPONENTS OF YOUR WATCH
1
Sapphire Glass
Anti-scratch and anti-reflective treatment
2
Stainless Steel
Robust and adjustable to your wrist

1
2
3
4
3
Seiko mechanism
Equipped with a Seiko movement. Reliability and durability guaranteed.
4
Ceramic Bezel
High-end finish, scratch and wear resistant
OUR WATCHES ARE UNIQUE

CRAFTSMANSHIP
At My Seiko Mod, each watch is meticulously hand-assembled by passionate watchmakers in our workshops. Precise craftsmanship, dedicated to your passion.
HAND-ASSEMBLED WATCHES

WATERPROOF
Designed to withstand your everyday adventures, our watches are water resistant up to 30 meters.
Perfect for swimming or diving.
3 ATM WATERPROOF TESTED AND GUARANTEED

UNIQUE PIECES
Each watch is an exclusive creation, handcrafted to your exact taste. A unique model, designed to reflect your style, your desires, and your story.
CUSTOM DESIGN – 1 OF 1 WATCHES

EXCEPTIONAL MATERIALS
Optimal readability day and night thanks to Luminova technology. Each watch is crafted from 316L stainless steel, renowned for its durability and brilliance.
LUMINOVA TECHNOLOGY · 316L STEEL

the modeiko gift
an unforgettable moment
At Modeiko, every detail counts.
More than a watch, it's an experience: delivered in an elegant leather case with a free travel pouch.
A complete kit with tools and guide is included to adjust the bracelet yourself.
With Modeiko, every moment goes beyond the simple measurement of time.
Need help?
Frequently Asked Questions
votre montre
Chaque commande comprend un kit d’outils offert pour ajuster facilement la taille de votre bracelet.
- Oui. Nous utilisons des mouvements automatiques Seiko japonais, reconnus pour leur robustesse et leur précision.
- Chaque montre est assemblée à la main, testée et contrôlée pendant plusieurs jours avant expédition.
- Les matériaux sont soigneusement sélectionnés : verre saphir, acier inoxydable, finitions haut de gamme.
- Toutes nos montres sont couvertes par une garantie de 3 ans.
All our watches come with a 3-year warranty, and we will repair your watch free of charge within 7 days.
Simply send us a message describing the problem, and your watch will be sent to our workshop for repair before being returned to you as good as new.
You also have the option to purchase an extended warranty after placing your order.
- Un style iconique, à votre image : nos montres sont personnalisables ou disponibles en édition signature — pour un design qui vous ressemble.
- Une mécanique fiable : nous utilisons des mouvements automatiques Seiko japonais, réputés pour leur précision et leur durabilité.
- Des matériaux haut de gamme : verre saphir, acier inoxydable, finitions soignées.
- Un vrai contrôle qualité : chaque montre est assemblée à la main, puis testée plusieurs jours avant expédition.
- Une garantie solide : 3 ans de garantie, réparation offerte sous 7 jours.
- Une nouvelle vision de l’horlogerie : c’est la liberté de créer une pièce unique, sans compromis sur la qualité.
livraison
Assembly : It takes 3 to 5 business days to assemble your watch.
Quality Testing : After assembly, we spend 1-3 days on testing and quality control to ensure optimal performance.
Shipping : Your watch is then shipped, which usually takes 3 to 5 business days.
Overall, the entire process from start to finish takes between 7 and 13 business days (Monday to Friday), ensuring that every watch meets our high standards before reaching you.
As for cost, shipping is completely free.
1- We receive your order
2- We assemble and inspect the watch in our workshop
3- We ship your package
4- You receive an email/text with your tracking number
5- A few days later, you receive your watch
- Oui, chaque envoi est assuré contre la perte, le vol et la casse.
- Vous recevez un numéro de suivi dès l’expédition.
- La livraison se fait à domicile ou en point de retrait sécurisé, avec remise contre signature ou en boite aux lettres.
The package will be dropped off at a collection point with your permission, and we can reschedule delivery to a date and address convenient for you.
Alternatively, you can simply reschedule the delivery yourself.
garanties
- Oui, toutes nos montres sont garanties 3 ans.
- En cas de problème, nous assurons une réparation gratuite sous 7 jours.
- Vous pouvez également souscrire à une extension de garantie après votre commande.
Ne prenez aucun risque.
Si vous n'êtes pas satisfait de votre montre, vous pouvez la retourner dans les 30 jours.
Cette garantie commence à partir du moment où vous recevez votre colis.
Les retours sont gratuits.
If you wish to return your watch, the process is simple and hassle-free:
Contact Us - Send us a message to request a return, specifying whether you would like an exchange or a refund.
Receive your return label - We will provide you with a prepaid return label.
Prepare the packaging - Make sure the watch is in perfect condition, without any imperfections or signs of use.
Ship the package - Drop it off at the designated shipping point.
Processing your request - Once we have received the watch and checked its condition, we will proceed with the exchange or refund.
You have 30 days from the date of receipt to return your watch.
Nous avons plus de 5 ans d’expériencedans la création de montres automatiques de qualité.
Pour en savoir plus, découvrez notre histoire.
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