Seiko Mod Sub – 40mm
Dive confidently with this Seiko Mod Sub, crafted for those who appreciate precision, durability, and timeless dive-watch style. Built with premium materials and powered by Seiko’s trusted automatic movement, this model delivers rugged performance with everyday elegance.
✨ Key Features
Premium 904L Stainless Steel Case & Bracelet
Durable, corrosion-resistant, and finished to a high standard for a luxury-inspired look.
Reliable NH35 / NH36 Automatic Movement
Seiko’s proven automatic caliber featuring:
-
Smooth automatic operation
-
Hacking & hand-winding capability
-
~41-hour power reserve
Perfect for daily wear and long-term reliability.
Unidirectional Dive Bezel
120-click unidirectional bezel designed for safe and accurate elapsed-time tracking.
Sapphire Crystal
Scratch-resistant for long-lasting clarity and durability.
40mm Versatile Case Size
A balanced, classic profile that suits most wrist sizes comfortably.
📏 Specifications
-
Case Diameter: 40 mm
-
Thickness: ~12–13 mm
-
Lug Width: 20 mm
-
Case Material: 904L Stainless Steel
-
Bracelet Options: Jubilee or Oyster
-
Bezel Options:
-
Black dive bezel
-
Green or two-tone inserts (depending on build)
-
-
Crystal: Sapphire
-
Movement: NH35 / NH36 Automatic
-
Water Resistance: 10–20 ATM (build dependent)
-
Power Reserve: ~41 hours
⌚ Dial & Functionality
High-Legibility Dive Dial
Bold markers and hands with strong lume for excellent visibility in low-light conditions.
Date Window at 3 o’clock
Clean, practical, and ideal for everyday use.
Dive Bezel Functionality
The unidirectional bezel allows precise tracking of elapsed time for diving or daily timing needs.
🌟 Why Choose This Seiko Mod Sub?
This model combines Seiko’s dependable automatic movement with premium 904L stainless steel construction and iconic dive-watch design. Whether underwater or on the street, the Seiko Mod Sub offers durability, precision, and a refined presence on the wrist.
