The Seiko Mod Nautilus Black is a unique piece designed for watch enthusiasts who seek solid materials, strong identity, and everyday durability. This product is part of our hand-assembled Chrono Mod collection and blends quality and personal style.

Each Seiko Mod Nautilus Black is crafted with care and premium components to offer reliable wear and bold presence. Whether it's a full watch or a custom accessory, every detail reflects purpose and performance.

Seiko Mod Nautilus Black – Features

• Glass: Sapphire, Anti-reflective treated
• Dial: Nautilus black - 29.5mm
• Hands: Nautilus 
• Case: Nautilus 41mm
• Thickness: 12mm
• Case Back: Sapphire glass
• Bracelet: Nautilus 25mm
• Bracelet Length: Customizable size
• Water Resistance: 100m
  

Every Seiko Mod Nautilus Black is a part of our curated builds — made to last, worn with intent.

Assembled by hand. Built just for you.