Diving Watches
Diving Watches

Built for water resistance and confident performance.

GMT Automatic Watches – Self-Winding Dual Time Zone Watches for Men

Watch factory, your own brand of customized GMT Automatic Watches.

SKU: SGW-GMT9001

  • Movement: Japanese quartz or Swiss quartz
  • Case: 316L stainless steel
  • Strap: stainless steel or genuine leather
  • Glass: mineral glass or sapphire glass
  • Bezel: ceramic bezel
  • Size: customized
  • Water Resistance: 10 ATM, 20 ATM
  • Logo: customized
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Product Details

This GMT automatic mechanical watch is powered by the Seiko NH34 GMT automatic mechanical movement and features a separate 24-hour hand, allowing for simultaneous reading of two time zones. It is ideal for cross-border business professionals and international travelers. It is available with a 24-index wear-resistant ceramic bezel paired with a 316L stainless steel case;

OEM customization is available: hand colors, dial customization, brand logo engraving, calendar display, and luminescence can all be adjusted as needed.

Customized watch dial detail

Custom Dial And Logo

Logo printing, dial markers, calendar window, moon phase style and color details can be adjusted to match your brand identity.

316L stainless steel watch case

Case surface finishing process

The case can feature various surface finishes—such as polishing, brushing, and bead-blasting—creating distinctly different visual textures.

Watch strap customization

Flexible Strap Options

Choose genuine leather, stainless steel, mesh or other compatible strap solutions for different markets and price ranges.

Movement Japanese quartz or Swiss quartz
Glass Mineral glass or sapphire glass
Strap Stainless steel or genuine leather
Case 316L stainless steel
Dial Customized
Size Customized
Water Resistance 10ATM, 20ATM 
Logo Customized
Service OEM and ODM customization for watch brands and wholesale projects
Custom Movement unacceptable, but accept making the logo on automatic movement and customized colors

Customization Options

OEM watch customization options

Movement Options

We utilize movements from renowned brands such as Miyota, Ronda, Seiko, and Sellita. Since the structural design varies by movement, different movements cannot share the same watch case; We will design the internal structure of the watch case specifically according to the movement model you specify.

Customized watch strap and case details

Flexible Component Matching

The same watch concept can be developed into different versions for separate price levels or sales channels. You can adjust movement grade, case plating, dial color, hands, strap material and packaging presentation while keeping the collection visually consistent.

Logo Application
  • Dial printing or applied metal logo
  • Caseback engraving or laser marking
  • Logo on buckle, crown and packaging
Appearance Selection
  • Case plating color and surface finish
  • Dial color, index style and hands
  • Leather, stainless steel or mesh strap
Functional Options
  • Japanese or Swiss quartz movement
  • Mineral or sapphire crystal glass
  • 3ATM, 5ATM or 10ATM water resistance

Factory And Quality Control

Watch factory manufacturing workshop

Stable OEM Manufacturing Support

Shenguan Watch operates a 1,200 square meter production facility with an annual capacity of more than 200,000 pieces. From raw material selection to production control and finished product testing, every stage follows clear quality standards to keep each custom order stable and traceable.

Watch quality control production room

Clean Assembly And Inspection

Behind each production step, clean and dustproof assembly control is necessary. Our workers check dial setting, hands alignment, case fitting, strap connection and final appearance to reduce defects before bulk watches move into packing.

  • ISO 9001 quality management system supports consistent production control.
  • Incoming material inspection checks case, glass, dial, hands, strap and movement parts before assembly.
  • Finished watches can be tested for appearance, function, timekeeping, water resistance and packaging condition.
01 Material Check

Case, dial, hands, strap, movement and glass are checked before entering assembly.

02 Assembly Control

Dial setting, hand fitting, movement assembly and case closing follow defined process standards.

03 Finished Testing

Appearance, function, timekeeping and waterproof performance can be inspected before packing.

Packaging And Shipping

Custom watch packaging and shipment

Ready For Brand Delivery

We support customized packaging solutions for watches, including watch boxes, sleeves, labels, manuals and protective export cartons. The packaging process helps your finished watches arrive with a professional presentation and better protection during international transportation.

Custom watch packaging preparation

From Packing Review To Shipment

Before delivery, we can review the finished watch, box, manual, warranty card, labels and carton marks according to your order requirements. This helps the shipment arrive ready for warehouse receiving, retail preparation or direct sales fulfillment.

Brand Packaging

Custom logo box, instruction card, warranty card and retail-ready presentation can be arranged according to your order plan.

Export Protection

Each shipment can be packed with protective inner packaging, outer cartons and clear item identification for warehouse handling.

Global Delivery

We coordinate sample delivery, bulk order shipment and supporting documents for international watch brand customers.

Custom watch packaging table Watch quality testing equipment

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