Seikomariner | Deep Sea Blue
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
- 40mm
- Movement
- Seiko NH35 automatic movement
- Glass
- Sapphire, anti-scratch
- Case & bracelet
- 316L stainless steel
- Water resistance
- 10 ATM
- Assembly
- 3–5 business days
- Delivery
- 7–15 business days after dispatch
Description
Seikomariner Deep Sea Blue brings Submariner-style design to the Watcheray collection, with NH35 automatic movement. Review the specifications below to compare this model with the other available designs.
✅ Case Size: 40mm
✅ Case Thickness: 12mm
✅ Movement: SEIKO NH35 (Automatic)
✅ Crystal: Sapphire crystal with anti-reflective coating
✅ Material: 316L stainless steel
✅ Dial: Gradient deep-sea blue to black (D-Blue Style)
✅ Bezel: Ceramic bezel insert, unidirectional 120-click
✅ Bracelet: Solid 316L Oyster-style bracelet
✅ Lug Width: 20mm
✅ Caseback: Stainless steel screw-down
✅ Water Resistance: 10 ATM (100 m)
Why this model stands out
Inspired by the legendary deep-sea divers’ watches, the Deep Sea Blue Mod delivers a bold presence with its dramatic blue-to-black gradient dial and rugged build.Powered by the reliable SEIKO NH35, it’s designed for both daily wear and demanding environments.
Shipping & Assembly
Each piece is professionally hand-assembled before shipment.
Handling time: 3–5 business days prior to dispatch.
✔ Premium dive-style mod
✔ Includes watch box
✔ Secure worldwide shipping
✔ 2-year international warranty
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.
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