Automatic GMT Mechanical Watch
M7939G1A0NRU-0001 Style 39mm Black Bay 58 GMT Watch
Black-Red Coke Bezel · Gilt Dial · Independent GMT · Approx. 150g
Product Overview
The M7939G1A0NRU-0001 style watch combines vintage sports-watch styling with practical GMT dual-time functionality. It features an approximately 39mm stainless-steel case, a domed matte black dial, gilt-tone details, and a distinctive black-and-red “Coke” 24-hour bezel.
Snowflake-style hands, a dedicated GMT hand, sapphire crystal, rivet-style steel bracelet, and an automatic GMT movement give this Replica style a compact travel-watch design with an approximate overall weight of 150g.
CORE DESIGN
Vintage Coke-Bezel GMT Styling
A black-and-red aluminum 24-hour bezel, gilt-tone dial details, snowflake-style hands, compact stainless-steel case, and independent GMT display create a distinctive vintage-inspired travel-watch appearance.
Design Highlights
The bidirectional aluminum bezel uses a black-and-red 24-hour scale for a classic GMT appearance.
The matte black dial is paired with warm gilt-tone hour markers and minute markings.
A dedicated GMT hand can be adjusted independently for convenient second-time-zone reading.
The three-link 316L stainless-steel bracelet uses vintage-inspired rivet styling and a folding clasp.
Product Details
M7939G1A0NRU-0001 Style
Automatic Mechanical GMT Sports Watch
Approximately 39mm
Domed Matte Black Dial with Gilt-Tone Markers
Snowflake-Style Hands with GMT Hand
316L Stainless Steel · Brushed & Polished
Black-Red Aluminum 24-Hour Bidirectional Bezel
316L Stainless-Steel Rivet-Style Three-Link Bracelet
Asian Automatic GMT Movement
Approximately 28,800 Vibrations/Hour
Approximately 36 Hours
Sapphire Crystal
Approximately 150g
Suitable for everyday splashes only. Not suitable for swimming or showering. Please refer to our Water Resistance Care Guide.
Z Factory
Automatic GMT Movement
The Asian automatic GMT movement operates at approximately 28,800 vibrations per hour and provides a stated power reserve of around 36 hours. The independently adjustable GMT hand allows a second time zone to be displayed together with local time.
Wearing & Maintenance
- Avoid strong magnetic fields, severe impacts, extreme heat, and corrosive chemicals.
- Clean the case and bracelet regularly with a soft, dry cloth.
- Water resistance is suitable for everyday splashes only. It is not suitable for swimming or showering. Please refer to our Water Resistance Care Guide.
- Periodic inspection of the movement, crown, seals, bracelet, and clasp is recommended.
Frequently Asked Questions
1. What is the main feature of this watch?
Its main features are the black-red Coke bezel, vintage gilt dial, snowflake-style hands, compact case, and independent GMT function.
2. Can the GMT hand be adjusted separately?
Yes. The movement is specified with an independently adjustable GMT hand for displaying a second time zone.
3. Can this watch be worn while swimming?
No. The water resistance is intended for everyday splashes only and is not suitable for swimming or showering. Please refer to our Water Resistance Care Guide.
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