Collection: Watchmaking Kit: Sport Watch & Dive Watch

Blue diver DIY watch kit

Classic diver with stainless steel blue bezel

Premium DIY kit with Seiko movement dive watch

The best experience deserves the best tools

Your DIY watch with black fume dial

Quality components for your Fume Dial diver

DIY PVD diver

Build a watch you are proud of

Stealth diver build DIY Dive watch kit

Stealth PVD diver with Seiko NH movement


  • The most versatile design

    If you want an everyday wear sports watch with the highest modding potential, you are in for a treat. Our Expedition and Dive watches are powered by the tried and true TMI Seiko NH movements, and our dial, bezel, and hands are made to be compatible with Seiko aftermarket modding components.  

    Our Dive and Expedition watches utilize the same chapter rings, hands, and dials. You will be able to create many different new looks with just a few mod components. Here's a quick guide to bezel switching so you'll have an idea how easily you can mod your watch:

    Mod potential:★★★

    Challenging Level : ★★★★

38 products
  • [Winter Combo] DIY Kit Bundle | 42mm White Dive GMT with extra bezel inserts & straps | Seiko Automatic GMT movement | DWC-D03
    [Winter Combo] DIY Kit Bundle | 42mm White Dive GMT with extra bezel inserts & straps | Seiko Automatic GMT movement | DWC-D03
    Regular price
    $695.00
    Sale price
    $525.00
  • [Modding Combo] DIY Kit Bundle | 40mm Vintage Diver With 2 Extra Straps, Bezels and Bezel inserts | Seiko NH35 / NH38
    [Modding Combo] DIY Kit Bundle | 40mm Vintage Diver With 2 Extra Straps, Bezels and Bezel inserts | Seiko NH35
    Regular price
    $375.00
    Sale price
    $299.00
  • NEW ARRIVAL - 40mm Vintage Dive Watch With Stainless Stain Bracelet (Seiko NH35 / NH38 Movement) with tools and video instructions - VD03
    NEW ARRIVAL - 40mm Vintage Dive Watch With Stainless Stain Bracelet (Seiko NH35 / NH38 Movement) with tools and video instructions - VD03
    Regular price
    $295.00
    Sale price
    $250.00
  • 40mm Gun Silver Wave Skeleton Dive Watch Kit with Black Nylon strap (Seiko Silver NH70A) with tools and video instructions
    40mm Gun Silver Wave Skeleton Dive Watch Kit with Black Nylon strap (Seiko Silver NH70A) with tools and video instructions
    Regular price
    $320.00
    Sale price
    $290.00
  • NEW ARRIVAL - 42mm Miyota 9075 GMT dive watch kit | MAXI GMT (Signature) Fumé Lacquer dial
    NEW ARRIVAL - 42mm Miyota 9075 GMT dive watch kit  | MAXI GMT (Signature) Fumé Lacquer dial
    Regular price
    $620.00
    Sale price
    $495.00
  • HOT PICK - 40mm Vintage Skeleton Dive Watch Kit (Seiko NH70) with tools and video instructions
    HOT PICK - 40mm Vintage Skeleton Dive Watch Kit (Seiko NH70) with tools and video instructions
    Regular price
    $320.00
    Sale price
    $320.00
  • 42mm Blue Bronze Dive Watch kit with Vintage Brown Strap | D03 Deep Blue Sandwich Dial with BGW9 SuperLume | Movement: Seiko Automatic
    42mm Blue Bronze Dive Watch kit with Vintage Brown Strap | D03 Deep Blue Sandwich Dial with BGW9 SuperLume | Movement: Seiko Automatic
    Regular price
    $520.00
    Sale price
    $520.00
  • 40mm Vintage Dive Watch Kit (Seiko NH35 / NH38 Mechanical Movement) with tools and video instructions - VD03
    40mm Vintage Dive Watch Kit (Seiko NH35 / NH38 Mechanical Movement) with tools and video instructions - VD03
    Regular price
    $280.00
    Sale price
    $239.00
  • [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
    $705.00
    Sale price
    $599.00
  • 42mm Black Type A bezel dive watch kit | D05 Maxi Superlume Dial with C3 lume
    42mm Black Type A bezel dive watch kit  | D05 Maxi Superlume Dial with C3 lume
    Regular price
    $380.00
    Sale price
    $270.00
  • NEW ARRIVAL - 42mm ALL BLACK Stealth Build dive watch kit | D03 Sandwich Dial with Black lume
    NEW ARRIVAL - 42mm ALL BLACK Stealth dive watch kit  | D03 Sandwich Dial with Black lume
    Regular price
    $370.00
    Sale price
    $298.00
  • LIMITED - DIY Watchmaking Kit | 42mm NH70A Gold Dive Watch With Gold Sapphire Dial | DWC-D02S
    LIMITED - DIY Watchmaking Kit | 42mm NH70A Gold Dive Watch With Gold Sapphire Dial | DWC-D02S
    Regular price
    $475.00
    Sale price
    $380.00
  • LIMITED - DIY Watchmaking Kit | Expedition Watch With Sapphire Dial | DWC-D02S
    LIMITED - DIY Watchmaking Kit | Expedition Watch With Sapphire Dial | DWC-D02S
    Regular price
    $440.00
    Sale price
    $375.00
  • 42mm Blue Type A bezel dive watch kit | D05 Maxi Superlume Dial with C3 lume
    42mm Blue Type A bezel dive watch kit  | D05 Maxi Superlume Dial with C3 lume
    Regular price
    $380.00
    Sale price
    $270.00
  • DIY Watchmaking Kit | 42mm PVD Black NH70 Dive Watch With Sapphire Dial | DWC-D02S
    DIY Watchmaking Kit | PVD Black NH72 Dive Watch With Sapphire Dial | DWC-D02S
    Regular price
    $480.00
    Sale price
    $435.00
  • 42mm FULL LUME Dive Watch Kit | BGW9 and C3 Full Lume Dial (Sandwich) DWC-D03
    42mm FULL LUME Dive Watch Kit | BGW9 and C3 Full Lume Dial (Sandwich) DWC-D03
    Regular price
    $390.00
    Sale price
    $315.00
  • Plated 925 Silver 42mm PEPSI GMT Dive Watch kit | Vintage Diver with Patina | Aging experience | Seiko NH34
    Plated 925 Silver 42mm PEPSI GMT Dive Watch kit | Vintage Diver with Patina | Aging experience | Seiko NH34
    Regular price
    $455.00
    Sale price
    $385.00
  • 42mm White Dial "Pepsi" GMT Dive Watch | Seiko GMT movement | Aluminum-Steel Hybrid Red & Blue GMT Bezel | DWC-D03
    42mm White Dial GMT Pepsi Dive Watch | Seiko GMT movement | Aluminum-Steel Hybrid Red & Blue GMT Bezel | DWC-D03
    Regular price
    $445.00
    Sale price
    $380.00
  • DIY Watchmaking Kit | 42mm NH34 GMT BATMAN Dive Watch | Automatic GMT Blue and Black | Ceramic Batman GMT | DWC-D03 RIVAL
    DIY Watchmaking Kit | 42mm NH34 GMT BATMAN Dive Watch | Automatic GMT Blue and Black | Ceramic Batman GMT | DWC-D03 RIVAL
    Regular price
    $465.00
    Sale price
    $420.00
  • 42mm White Dial "Explorer" GMT Watch Kit | Stainless Stain Bracelet | Silver GMT Bezel | DWC-D03
    42mm White Dial
    Regular price
    $445.00
    Sale price
    $400.00
  • DIY Watchmaking Kit | NH34 42mm GMT Dive Watch | Seiko GMT movement | Ceramic Coke GMT Bezel | DWC-D03
    DIY Watchmaking Kit | NH34 42mm GMT Dive Watch | Seiko GMT movement | Ceramic Coke GMT Bezel | DWC-D03
    Regular price
    $495.00
    Sale price
    $445.00
  • 42mm White dial "Coke" Diver Dress GMT Watch Kit | Stainless Stain Bracelet | Ceramic Red-Black GMT Bezel | DWC-D03
    42mm White dial
    Regular price
    $510.00
    Sale price
    $459.00
  • [Editor's Gift Pick] Our skeleton dive watch kit with the sapphire dial
    [Editor's Gift Pick] Our skeleton dive watch kit with the sapphire dial
    Regular price
    $550.00
    Sale price
    $550.00
  • DIY Watchmaking Kit | 42mm NH70 Dive Watch With Sapphire Dial | DWC-D02S
    DIY Watchmaking Kit | NH72 Dive Watch With Sapphire Dial | DWC-D02S
    Regular price
    $455.00
    Sale price
    $410.00
  • 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
  • DIY Watch Kit | 42mm Blue GMT Dive Watch | Seiko NH34 Automatic GMT | 24hr Blue Bezel (Stainless Steel) | DWC-D03
    DIY Watch Kit | Blue GMT Dive Watch | Seiko NH34 Automatic GMT | 24hr Blue Bezel (Stainless Steel) | DWC-D03
    Regular price
    $405.00
    Sale price
    $405.00
  • 42mm "Sprite" Diver Dress GMT Watch Kit | NH34 GMT Dive Watch | Stainless Stain Bracelet | Green-Black GMT Bezel | DWC-D03
    42mm
    Regular price
    $445.00
    Sale price
    $445.00
  • 42mm White dial "Batman" GMT Watch Kit | NH34 GMT Dive Watch | White FKM Rubber Band | Ceramic Blue-Black GMT Bezel | DWC-D03
    42mm White dial
    Regular price
    $465.00
    Sale price
    $420.00
  • [LIMITED] DIY Watchmaking Kit | 42mm PVD GMT Coke Red-Black Dive Watch | Seiko Automatic GMT movement | DWC-D03
    [LIMITED] DIY Watchmaking Kit | PVD GMT Coke Red-Black Dive Watch | Seiko Automatic GMT movement | DWC-D03
    Regular price
    $570.00
    Sale price
    $570.00
  • 42mm "Batman" Diver Dress GMT Watch Kit | NH34 GMT Dive Watch | Stainless Stain Bracelet | Ceramic Blue-Black GMT Bezel | DWC-D03
    42mm
    Regular price
    $500.00
    Sale price
    $500.00
  • 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