






Seiko Mod Nautiko Open Heart – Blue Dial – NH38 Automatic | MedoMods
You may return the watch within 14 days of delivery without giving any reason.
DISCLAIMER: This is an independently built custom mod watch. It is not an original product of any other watch manufacturer and is not affiliated with, sponsored by, or endorsed by any third-party brand. All trademarks belong to their respective owners.
The Seiko Mod Nautiko Open Heart is a clean luxury-sport build with an integrated bracelet and a deep blue striped dial. The open heart cut-out adds mechanical character without making the design loud.
Powered by the NH38 automatic movement, it delivers smooth daily wear with a premium wrist presence and a crisp, modern finish.
KEY FEATURES
Blue striped dial with open heart window
Integrated stainless steel bracelet
NH38 automatic movement
Sapphire crystal
5 ATM water resistance
SPECIFICATIONS
Case diameter: 41mm
Movement: NH38 automatic (open heart)
Thickness: approx. 12mm
Crystal: Sapphire
Case material: 316L stainless steel
Bracelet: 316L stainless steel, integrated style
Water resistance: 5 ATM
BRACELET SIZING
The bracelet can be adjusted to your wrist size. A sizing tool is included for easy at-home adjustment.
BUILD, QC & SHIPPING
Each Seiko Mod Nautiko Open Heart is assembled, regulated, and inspected before dispatch. Your order ships with tracking, and delivery time depends on destination and current order volume.
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