

Seikonaut | Classic
Complete your watch
Estimated arrival: 10–20 business days
Includes assembly and delivery. Timing may vary by destination.14-day returns on unworn standard watches. Personalised orders excluded.
✔ 2-Year Warranty
★ Premium Box Packaging
✈︎ Free Worldwide Shipping
At a glance
- Case size
- 41mm
- Movement
- Seiko NH35 automatic movement
- Glass
- Sapphire, anti-scratch
- Case & bracelet
- 316L stainless steelAnti-dust high quality rubber with 316L stainless steel clasp
- Water resistance
- 10 ATM
- Assembly
- 3–5 business days
- Delivery
- 7–15 business days after dispatch
Description
The SEIAQUA Mod Aquanaut Classic brings together modern sport styling with relaxed everyday comfort.
Designed for active lifestyles, it features a 42mm polished cushion-style case, a grey embossed grid dial, and a durable black rubber strap—delivering a clean, versatile look perfect for both outdoor activity and casual daily wear.
Powered by the dependable Seiko NH35 automatic movement, it ensures smooth, reliable performance wherever the day takes you.
✅ Case Thickness: 12mm
✅ Case Material: 316L Stainless Steel
✅ Dial: Grey embossed textured dial with luminous numerals
✅ Crystal: Sapphire with anti-reflective coating
✅ Movement: Seiko NH35 Automatic (24 jewels, hacking & hand-winding)
✅ Water Resistance: 10 ATM (100 m)
✅ Strap Material: Rubber
✅ Strap Color: Black
✅ Lug Width: 22mm
✅ Caseback: Exhibition display back
✅ Functions: Hours, minutes, seconds, date window at 3 o’clock
Processing time: 3–5 business days
Worldwide tracked shipping
Includes SEIAQUA premium watch box
2-year limited warranty
Optional engraving/customization available
Shipping & returns
Each watch is made to order. Assembly takes 3–5 business days before dispatch; delivery typically takes an additional 7–15 business days.
Tracked worldwide shipping is free. Read the destination details in our shipping policy.
Return conditions and exceptions for custom orders are explained in our returns policy.
Warranty & support
Your custom watch includes a 2-year warranty. See the coverage and conditions in our warranty policy.
Need help choosing? Contact Watcheray.





