Automatic - 41.5mm - Steel caseback

Build your own Royal Oak–style custom watch with the Seiko Mod Configurator by MedoMods. Choose your dial, bezel, case finish, and bracelet to create a sharp, iconic look with that clean octagonal profile—tailored to your style.

Each configuration is built around a reliable Seiko automatic movement and assembled by hand using high-quality aftermarket components. Every watch is regulated and quality-checked before shipping to ensure consistent performance and a premium feel on the wrist.

What you can customize:
• Dial color and layout
• Bezel style and case finish
• Bracelet or strap options

**KEY FEATURES**
• Blue textured dial with open heart window  
• Royal Oak style octagonal bezel profile  
• Integrated bracelet for a seamless fit  
• Original Seiko NH38 automatic movement  
• No-date dial layout for a clean look  

**SPECIFICATIONS**
Case diameter: 41.5mm  
Movement: NH38 automatic  
Thickness: approx. 12mm  
Crystal: Sapphire, scratch-resistant with anti-reflective treatment  
Case material: 316L Stainless steel  
Bracelet: 316L Stainless steel integrated bracelet  
Water resistance: 5 ATM  
Wrist size: 14.5cm – 22cm+  
Included: Bracelet sizing tool for easy at-home adjustment  

**BUILD, QC & SHIPPING**
Each watch is assembled, regulated, and inspected before dispatch. Orders ship with tracking. Delivery time depends on destination and order volume.