Tudor Black Bay GMT Black Bay GMT Stainless Steel / White / Fabric

Reference 79830RB-0012

About this watch

The Tudor Black Bay GMT (reference 79830RB-0012) is a stunning timepiece that blends style, functionality, and reliability. This versatile watch combines elegance with everyday wearability, making it perfect for professionals and outdoor enthusiasts alike. The sleek white dial features stick and dot indexes, while the rotating 24-hour bezel adds a touch of adventure. Powered by the Tudor caliber MT5652 movement, this automatic timepiece boasts a 70-hour power reserve and precision accuracy. Wearing the Black Bay GMT is a pleasure, thanks to its comfortable fabric strap and robust stainless steel case. Whether you're heading into a boardroom meeting or trekking through the backcountry, this watch suits almost any occasion. The additional 24-hour hand allows you to keep track of a second time zone, making it perfect for jet-setting around the globe.
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Key Features

  • Stainless Steel Case
  • Sapphire Crystal Glass
  • Tudor Caliber MT5652 Automatic Movement
  • Rotating 24-Hour Bezel
  • Fabric Strap
  • 41mm Diameter
  • 70-Hour Power Reserve

Specifications

Brand
Tudor
Family
Black Bay GMT
Model
Black Bay GMT Stainless Steel / White / Fabric
Reference
79830RB-0012
Movement Features
  • Hours, Minutes, Seconds, Additional 24 Hour Hand (adjustable)
  • Date
  • Chronometer
Case
Stainless Steel 41mm
Dial Color
White
Crystal
Sapphire

Current Listings

[WTS] Tudor BB58 Black Bay GMT - 2025 Set

Tudor BB58 Black Bay GMT - 2025 Set

Tudor - M7939G1A0NRU · $3,950
Tudor Black Bay 58 GMT with 39mm stainless steel case, black and burgundy bezel, Tudor manufacture Calibre MT5450-U featuring GMT functionality, and a 65-hour power reserve.

  • Case size: 39mm
  • Water depth rating: 200m
  • Movement: Tudor manufacture Calibre MT5450-U
Posted at
Dec 20, 2025, 12:00 PM
Active
[WTS] Tudor Black Bay GMT 🔥Brand New 2025, $3750+Shipping🔥

Tudor Black Bay GMT 🔥Brand New 2025, $3750+Shipping🔥

Tudor - Black Bay GMT · $3,750
  • Year: 2025
  • Shipping: included
Posted at
Dec 19, 2025, 9:38 PM
Active
[WTS] Tudor Black Bay GMT "Pepsi" - Full Set - Under Factory Warranty (Mar 2027)

Tudor Black Bay GMT "Pepsi" - Full Set - Under Factory Warranty (Mar 2027)

Tudor - Black Bay GMT · $2,850
A Tudor Black Bay GMT with a Pepsi bezel, still under factory warranty until March 2027. The watch is in great condition with light scratches on the bracelet.

  • Condition: Great overall condition with light normal wear scratches on the bracelet only
  • Warranty End Date: March 2027
  • Package Included: Full set: box, card, and original tag
Posted at
Dec 19, 2025, 1:20 PM
Active
[WTS] Tudor Black Bay GMT Pepsi - Ref. 79830RB - 2022 - $3100 plus label

Tudor Black Bay GMT Pepsi - Ref. 79830RB - 2022 - $3100 plus label

Tudor - 79830RB · $3,100
The Tudor Black Bay GMT Pepsi is a pre-owned watch with a 41mm case and reference number 79830RB. It features a bezel, crystal, and functions as it should.

  • Condition: pre-owned with light wear
  • Case Condition: light wear to the case and bracelet
  • Clasp Condition: light wear present on the clasp
  • Included Accessories: Inner box, Outer box, Booklets, Hang tag, Warranty card
Posted at
Dec 17, 2025, 10:15 PM
Active
[WTS] Tudor Black Bay GMT 41mm “PEPSI” 79830RB Black Dial | Complete Set

Tudor Black Bay GMT 41mm “PEPSI” 79830RB Black Dial | Complete Set

Tudor - M79830RB-0001 · $2,950
A Tudor Black Bay GMT 41mm 'PEPSI' watch in great condition, featuring a Calibre MT5652 movement and a black dial. It comes with various accessories, including inner and outer boxes, booklets, and a warranty card.

  • Condition: Gently used with minor surface wear, great condition overall
  • Movement: Calibre MT5652
  • Bracelet size: up to approximately a 7.75″ wrist
  • Movement accuracy: 0 seconds per day
Posted at
Dec 17, 2025, 8:17 PM
Active
[WTS] 2020 Tudor Black Bay GMT Pepsi

2020 Tudor Black Bay GMT Pepsi

Tudor - 79830RB · $3,100
The Tudor Black Bay GMT 'Pepsi' combines vintage charm with modern reliability, featuring a red-blue bezel and robust GMT functionality, housed in a 41mm stainless steel case with a power reserve of 70 hours.

  • Condition: Pre-owned, cosmetic condition 8/10 with wear on case and bracelet
  • Case Size: 41mm diameter
  • Movement: MT5652
  • Power Reserve: 70 hours
Posted at
Dec 16, 2025, 11:30 PM
Active
[WTS] Tudor Black Bay GMT Pepsi

Tudor Black Bay GMT Pepsi

A Tudor Black Bay GMT Pepsi with a 41mm case and COSC certification.

  • Condition: Good condition, some scratches and nicks
  • Case Size: 41mm diameter
Posted at
Dec 14, 2025, 1:54 PM
Active
[WTS] Tudor Black Bay GMT “Coke” – Full Set – 2024

Tudor Black Bay GMT “Coke” – Full Set – 2024

Tudor - 7939G1A0NRU · $4,500
The Tudor Black Bay GMT 'Coke' is a full set with a 2024 warranty card and remaining factory warranty. It presents very well, running properly without mechanical issues.

  • Condition: Excellent
  • Case Size: 41mm diameter
  • Movement: MT5652 Manufacture GMT (Master Chronometer)
  • Dial: Black
Posted at
Dec 14, 2025, 12:44 AM
Active
[WTS] 2020 Tudor Black Bay GMT "Pepsi" 79830RB - Full Set

2020 Tudor Black Bay GMT "Pepsi" 79830RB - Full Set

Tudor - 79830RB · $3,297
The Tudor Black Bay GMT 'Pepsi' is a blend of vintage charm and modern functionality, featuring the iconic red and blue bezel. This timepiece pays homage to classic GMT watches while delivering robust performance and timeless design.

  • Condition: Excellent
  • Case size: 41mm diameter
  • Bezel material: steel with anodized aluminum disc
  • Movement type: Automatic (COSC)
Posted at
Dec 11, 2025, 5:46 PM
Active