


SeikoMod Nautilus Blue Sky
Free US Shipping
One Year Warranty
Turn heads without breaking the bank. Our Seiko Mods fuse the legendary Seiko automatic movements with the bold aesthetics of iconic design. Handcrafted for those who crave style, quality, and affordability, these watches deliver the perfect balance of heritage craftsmanship and modern design — all at a price that makes luxury accessible
LOW STOCK
Specifications
Diameter: 41mm (excluding the crown)
Movement: Seiko NH35 automatic movement
Thickness: 12mm
Glass: Sapphire, anti-scratch with anti-reflective treatment
Luminova: Yes
Case: 316L stainless steel
Crown: Screwed
Wrist size: 14,5cm to 22cm (adjustable)
Lugs: 13mm
Bracelet: 316L stainless steel (with a butterfly style security clasp)
Case back: Crystal (seen movement)
Water resistance: 3 ATM
Returns
Our return policy allows you to request a return within 10 days of receiving your item. We only accept returns for new products that are unopened in their original packaging or have never been used. To be eligible for a return, the item must be in its original condition, including an unaltered bracelet, unused, unworn, with intact stickers, and free from wear, scratches, or smudges. A receipt or proof of purchase is required.
Return Method: Returns can be made by mail. The cost of the return label is the customer's responsibility.
Shipping
PROCESSING
Processing You orders are fulfilled 1-3 days Monday through Friday. Please note, orders are not shipped or delivered on Sundays or holidays. If we are experiencing a high volume of orders, shipments may be delayed by a few days. Please allow additional days in transit for delivery. If there will be a significant delay in the shipment of your order, we will contact you via email.
SHIPPING OPTIONS & DELIVERY ESTIMATES
We offer free shipping for all orders.
Estimated Handling time: 1-3 business days
Estimated Transit Time: 4-12 business days after processing. Please note, this is an estimate, and actual delivery times may vary based on location, weather conditions, and other factors outside of our control. Our warehouses are in the PRC.
Total Estimated Delivery time: 5-15 business days
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live to surprise others
great watch – great mood
The right watch doesn’t just tell time — it elevates your style and boosts your confidence. Our Seiko Mods combine expert craftsmanship with iconic designs, ensuring you stand out with confidence

Nautilus
Nautilus mod
A Nautilus Mod is a custom timepiece inspired by the iconic Nautilus design, crafted using Seiko watch components. These mods are popular among watch enthusiasts for offering a luxurious aesthetic at a fraction of the cost of high-end Swiss watches.

dreams come true
luxury design
Typically, the mod starts with a Seiko NH35 automatic movement, known for its durability and reliability. The case is custom-made to resemble the distinctive porthole shape of the Nautilus, complete with an integrated bracelet and polished edges. Dial customization is a key feature, often including horizontal grooves to replicate the classic Nautilus texture.

combination of accessibility & quality
The soul of our watch
Our Seiko mod watches are built exclusively with original Seiko movements and parts, ensuring unmatched quality and reliability. We stay true to Seiko’s craftsmanship while offering custom designs that elevate your timepiece to a new level. Every watch is carefully assembled to maintain precision, durability, and authenticity