42mm White dial Diver Dress GMT Watch Kit | Stainless Stain Bracelet | Silver GMT Bezel | DWC-D03
42mm White dial Diver Dress GMT Watch Kit | Stainless Stain Bracelet | Silver GMT Bezel | DWC-D03 - compare bracelet
DIY WATC CLUB - GMT diver with stainless steel bracelet - NH34 seiko movement
DIY Watch Club Seiko GMT Watch Hand Install Setting Tools for Seiko GMT movements (TMI NH34, Seiko 4R34)
Essential Watchmaking Tools Set - diy watch club
DIY WATCH CLUB - Pro tools box. watchmaking kit
DIY WATCH CLUB - Pro tools box. watchmaking kit
DIY WATCH CLUB - Pro tools box. watchmaking kit

42mm White Dial "Explorer" GMT Watch Kit | Stainless Stain Bracelet | Silver GMT Bezel | DWC-D03

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Silver white watch dial "Explorer" style GMT diver (Seiko - Mechanical) with stainless steel bracelet

Introducing the iconic silver GMT boasting a mechanical Seiko NH34 GMT movement, also known as the Seiko 4R34. The GMT complication, highly coveted in modern Dress-Dive watches, adds a touch of sophistication. Enhanced by an additional GMT hand with a color accent, this timepiece offers a premium upgrade to the popular dive watch trend. Its brushed silver sandwich dial, paired with a stainless steel bracelet, elevates its aesthetic appeal and tactile experience. Searching for the ultimate office watch with the adventurous essence of explorers? Your quest ends here with these exquisite GMT models.

The DIY kit includes:

  • Complete components of one 42mm GMT Diver series mechanical watch 

    Watch Case:

    42mm DWC Diver Case - Coin Edge Bezel variant

    • Material: SS316L Stainless Steel
    • Crystal: Sapphire double dome with Anti-Reflective coating
    • Case size: 42mm (42mm bezel, 41mm body)
    • Lug size: 22mm
    • Lug-to-lug: 47.5mm
    • Thickness: ~14mm
    • Water-resistant: 20ATM (assuming correct assembly)
    • Crown: Screw-down
    Case Back: Stainless steel Exhibition case back (Hardened Mineral Crystal)
    Chapter Ring: Brushed silver chapter ring with black marking (TMI NH Series)
    42mm DWC Classic Bezel (Stainless Steel)
    Bezel function: unidirectional 120-click / bi-directional 24-click (updated 2023 Q4)
    Bezel Insert:
    39.4mm Silver GMT Bezel Insert (Silver - Type B)
    Watch dial: 28.5mm DWC D03 White GMT Sandwich Dial - Fine silver coated edition (Japan BGW9 Superlume)
    Hands: PVD Diver Hands with Japan BGW9 Superlume (TMI NH Series) 
    Orange GMT hand (24 hours hand) with C2 lume
    Movement: TMI NH34 GMT movement by Seiko
    Strap: 22mm DWC Stainless Steel Bracelet with End Links (Lite / Regular options)
  • Watchmaking tool options - GMT hand installation tool is included in every GMT set:
    • DWC Essential tools for this experience
    • DWC Professional watchmaker tools with Box upgrade
    • No tools - for those who already have watch repair tools. Please make sure you have hand removal tools and hand-setting tools (usually not included in watch repair kits)
  • Complete video instructions (English, Cantonese & Mandarin)

Time required:120~ mins (Simply enjoy the watchmaking process at your own pace)

Mod potential:★ (With huge potential for modding due to Seiko Mod compatibility. Details below)

Difficulty Level: (without the new second hand installation tool)

  • Hand installation will be slightly more challenging than regular 3-hand watch installation
  • Key challenge: second hand installation

Difficulty Level:  (With the new second hand installation tool. Details below)


Our stainless steel watch bracelet comes in two variants: the lite version and the regular version. There are mainly two differences:

1: Our regular version of the stainless steel band is constructed from solid links while the lite version is made from hollow links.

2: Our regular version of the stainless steel band features screw-in links for easy adjustment, while the lite version will require a separate tool (included in the kit) for length adjustment


DIY Watch Club - Watchmaking tool - Profession Tools box setThis is our Pro Tool Kit, a DWC in-house design from top to bottom. This is a lot more than a mere step up from standard Amazon watch-making tools; it is a collection of tools we designed and crafted to give you the best watchmaking experience possible.

And in watchmaking, just like many other crafts, the quality of the tools does affect the quality of the outcome.

Learn more about it here: What Makes a Good Watchmaking Tool


This dive watch is partially compatible with Seiko Mods. For detail please check out our blog post here: 



DIY WATCH CLUB - Custom Rotor for seiko NH35, NH34

A Seiko made original rotor with Côtes de Genève finish, customized by us. A perfect icing on the cake for the watch you assembled yourself or a mod you are proud of. Best paired with an exhibition case back. Design your custom rotor