Collection: Watchmaking Kit: GMT Watches - Mechanical

Seiko GMT mechanical movement. GMT Coke Bezel. Red - Black ceramic bezel

Coke GMT Automatic Diver with Ceramic Bezel Inserts

Pepsi GMT diver. Red Blue aluminum-steel hybrid bezel insert. Powered by Seiko NH34 GMT

Pepsi Red-Blue bezel insert for this legendary GMT look

All black GMT automatic watch. PVD case, sapphire crystals, Seiko GMT movement

PVD Blackout Automatic GMT

Seiko NH34 (a.k.a. 4R34) with Batman Ceramic Bezel Insert

GMT - Batman | Ceramic bezel Inserts with Superlume



Build your own mechanical GMT watches

Seiko NH34 (a.k.a. 4R34) mechanical GMT movements, optional lumed ceramic bezel inserts, sapphire crystals... don't just build any watch. Build an amazing GMT.

5 products
  • [Modding Starter Combo] DIY Kit Bundle | 42mm Dive GMT Coke, Pespi, and Silver steel Bezel | Seiko Automatic GMT movement | DWC-D03
    [Modding Starter Combo] DIY Kit Bundle | 42mm Dive GMT Coke, Pespi, and Silver steel Bezel | Seiko Automatic GMT movement | DWC-D03
    Regular price
    $685.00
    Sale price
    $485.00
  • DIY Watchmaking Kit | NH34 42mm GMT Dive Watch | Seiko GMT movement | Ceramic Coke GMT Bezel | DWC-D03
    DIY Watchmaking Kit | NH34 GMT Dive Watch | Seiko GMT movement | Ceramic Coke GMT Bezel | DWC-D03
    Regular price
    $465.00
    Sale price
    $395.00
  • A GMT Dive Watch set for those who loves a classic GMT
    A GMT Dive Watch set for those who loves a classic GMT - watchmaking kit - coke diver
    Regular price
    $535.00
    Sale price
    $535.00
  • DIY Watch Kit | 42mm GMT Pepsi Dive Watch | Seiko GMT movement | Aluminum-Steel Hybrid Red & Blue GMT Bezel | DWC-D03
    DIY Watch Kit | GMT Pepsi Dive Watch | Seiko GMT movement | Aluminum-Steel Hybrid Red & Blue GMT Bezel | DWC-D03
    Regular price
    $415.00
    Sale price
    $415.00
  • 42mm "Coke" Diver Dress GMT Watch Kit | Stainless Stain Bracelet | Ceramic Red-Black GMT Bezel | DWC-D03
    42mm
    Regular price
    $500.00
    Sale price
    $500.00