Tudor Black Bay Heritage Black Bay Blue Manufacture / Strap

Reference 79230B-0007

About this watch

The Tudor Heritage Black Bay Blue Manufacture is an exquisite luxury timepiece that perfectly blends classic design with modern durability. This stunning watch features a striking blue dial reminiscent of deep ocean waters, making it ideal for diving enthusiasts and style aficionados alike. The rotating bezel adds functionality for divers while enhancing the overall sporty look. The proprietary hands are designed for optimal legibility, ensuring you can easily read the time even in low-light conditions. At the core is the Tudor caliber MT5602 movement, a marvel of precision and reliability certified by the Swiss Official Chronometer Testing Institute (COSC). With a power reserve of 70 hours, this watch offers impressive longevity and durability, making it an ideal companion for underwater adventures. The stainless steel construction and sapphire glass ensure that your watch remains pristine even after years of use. Whether you're a seasoned collector or a newcomer to luxury timepieces, the Tudor Heritage Black Bay Blue deserves a spot in your collection.
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Key Features

  • Tudor caliber MT5602 automatic movement
  • 41mm stainless steel case with 22mm lug width
  • 200m water resistance
  • Sapphire glass crystal
  • Rotating bezel with 0-60 scale
  • Proprietary hands for optimal legibility
  • 70-hour power reserve

Specifications

Brand
Tudor
Family
Black Bay
Model
Heritage Black Bay Blue Manufacture / Strap
Reference
79230B-0007
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer
Case
Stainless Steel 41mm
Dial Color
Black
Crystal
Sapphire

Current Listings

[WTS] 2026 Tudor Black Bay 54 Blue Lagoon – 37mm (Ref. 79000)

2026 Tudor Black Bay 54 Blue Lagoon – 37mm (Ref. 79000)

Tudor - 79000 · $4,975
Up for sale is a 2026 Tudor Black Bay 54 Blue Lagoon, reference 79000. The watch features a 37mm case.

  • Condition: Excellent pre-owned condition, minor signs of wear on bezel and bracelet clasp
  • Year: 2026
  • Case Size: 37mm
Posted at
Apr 6, 2026, 2:34 PM
Active
[WTS] Tudor Black Bay GMT 41mm Bezel Insert Steel Reef “Coke”

Tudor Black Bay GMT 41mm Bezel Insert Steel Reef “Coke”

A black dial watch from Tudor with a GMT functionality, featuring a 41mm case size.

  • Condition: Like New In Box (LNIB)
  • Case size: 41mm
  • Material: Steel
Posted at
Apr 6, 2026, 1:25 PM
Active
[WTS] Tudor Black Bay Pro Opaline 12/25 + Delugs Strap

Tudor Black Bay Pro Opaline 12/25 + Delugs Strap

A Tudor Black Bay Pro Opaline with a warranty dated December 25. It has normal wear on the polished areas and small marks on the bezel.

  • Condition: Normal wear on the polished areas, small marks on the bezel, tiny hair inside the case
  • Strap: Grey Delugs strap (fits up to 6.75-7 inches)
  • Warranty Date: 12/25
Posted at
Apr 6, 2026, 12:13 PM
Active
[WTS] 2025 Tudor Black Bay 68 Blue Dial 7943A1A0NU Full Set $4,000 Shipped

2025 Tudor Black Bay 68 Blue Dial 7943A1A0NU Full Set $4,000 Shipped

Tudor - 7943A1A0NU · $4,000
A modern dive watch featuring a sun-brushed blue dial, powered by the Tudor Manufacture Calibre MT5601-U, with a unidirectional dive bezel and 200m water resistance.

  • Condition: Excellent (pre-owned, minimal wear)
  • Case size: 43mm
  • Case material: Stainless steel
  • Movement: Automatic (Tudor Manufacture Calibre MT5601-U)
Posted at
Apr 6, 2026, 7:12 AM
Active
[WTS] Tudor Black Bay 58 Burgundy Dial Stainless Steel Full set Box & Papers

Tudor Black Bay 58 Burgundy Dial Stainless Steel Full set Box & Papers

Tudor - M7939A1A0RU · $4,195
The Tudor Black Bay 58 features a burgundy dial and is housed in a 39mm stainless steel case, presented on an oyster bracelet.

  • Condition: Excellent, with minor mark on bezel
  • Bracelet type: 3 link 'oyster' stainless steel
  • Bracelet links included: yes
  • Box and papers included: full set
Posted at
Apr 5, 2026, 10:23 PM
Active
[WTS] The Tudor everyone ignored… until they handled one. Black Bay Steel

The Tudor everyone ignored… until they handled one. Black Bay Steel

Tudor - Black Bay Steel · $2,295
The Black Bay Steel is a practical daily watch that keeps the classic Tudor tool-watch feel while being easy to wear. It has a 41mm case with brushed steel bezel and date.

  • Condition: honest wear throughout from normal use
  • Case Size: 41mm
  • Bezel Material: brushed steel
  • Included Accessories: box, manual, eBay authentication card
Posted at
Apr 5, 2026, 6:27 PM
Active
[WTS] Tudor Black Bay Monochrome 41mm METAS on Jubilee

Tudor Black Bay Monochrome 41mm METAS on Jubilee

Up for sale is my Tudor Black Bay Monochrome 41mm METAS certified on Jubilee w/ box and papers, owned for about a year but not getting the wrist time it deserves.

  • Condition: 9.5/10, small hairline scrape on the buckle
  • Box and papers included: true
Posted at
Apr 5, 2026, 6:03 PM
Active
[WTS] Tudor Black Bay 58 Bronze 39mm 79012M | 2021 Full Set W/NATO

Tudor Black Bay 58 Bronze 39mm 79012M | 2021 Full Set W/NATO

Tudor - 79012M · $3,600
This is a 2021 Tudor Black Bay 58 Bronze 39mm watch in great pre-owned condition. It comes with its original card, NATO strap, manuals, and double-boxed packaging.

  • Condition: Pre-Owned - Great Condition, minor patina on the watch and two links removed
  • Size: 39mm diameter
  • Service history: Unknown
  • Water resistance: -6 s/d (30m)
Posted at
Apr 5, 2026, 1:32 PM
Active
[WTS] Tudor Black Bay Coke GMT 2025

Tudor Black Bay Coke GMT 2025

This is a Tudor Black Bay GMT 'Coke' model, featuring a 39mm case and a full kit.

  • Condition: Great
  • Case size: 39mm diameter
  • Payment methods: Wire, Venmo, PayPal FF (Friends and Family), Cashapp
Posted at
Apr 5, 2026, 9:57 AM
Active