Tudor Black Bay Heritage Black Bay Black Dark / Straight End Bracelet

Reference 79230DK-0001

About this watch

The Tudor Black Bay 79230DK-0001 exudes robust elegance with its black dial and PVD-coated stainless steel case. The watch is powered by the reliable Tudor caliber MT5602, an automatic chronometer with a variable inertia oscillator and silicon balance spring. With a water resistance of 200 meters and a power reserve of 70 hours, this watch is perfect for both diving and everyday wear. Its versatility and sophisticated design make it a valuable addition to any collection.
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Key Features

  • Tudor caliber MT5602 movement
  • Automatic chronometer with variable inertia oscillator and silicon balance spring
  • 200 meters water resistance
  • 70 hours power reserve
  • 41.00 mm diameter stainless steel case with PVD coating
  • Sapphire glass
  • Rotating 0-60 dive bezel

Specifications

Brand
Tudor
Family
Black Bay
Model
Heritage Black Bay Black Dark / Straight End Bracelet
Reference
79230DK-0001
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer
Case
Stainless Steel 41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
200

Current Listings

[WTS] Tudor Black Bay 54 Lagoon Blue, New 2026, $5500

Tudor Black Bay 54 Lagoon Blue, New 2026, $5500

Tudor - 79000 · $5,500
A Tudor Black Bay 54 Lagoon Blue, a recent 2026 model with box and warranty.

  • Condition: New
  • Case size: 45mm diameter
  • Shipping cost: $100 (USA)
  • Payment methods: Wire or Credit Card
Posted at
Apr 16, 2026, 9:48 AM
Active
[WTS] Tudor Black Bay 58 GMT “Coke”, New 2026, $4200

Tudor Black Bay 58 GMT “Coke”, New 2026, $4200

Tudor - Black Bay 58 GMT · $4,200
a new 2026 Tudor Black Bay 58 GMT "Coke" for sale

  • Year: 2026
Posted at
Apr 16, 2026, 9:45 AM
Active
[WTS] Tudor Black Bay 58 GMT “Coke”, New 2026, $4200

Tudor Black Bay 58 GMT “Coke”, New 2026, $4200

A new Tudor Black Bay 58 GMT ‘Coke’, a variant of the popular Black Bay line, designed for world travelers.

  • Year: 2026
Posted at
Apr 16, 2026, 9:45 AM
Active
[WTS] Tudor Black Bay 54, New 2026, $3750

Tudor Black Bay 54, New 2026, $3750

Tudor - Black Bay 54 · $3,750
  • Condition: New
Posted at
Apr 16, 2026, 9:13 AM
Active
[WTS] Tudor Black Bay 58 Gold, $9.3k

Tudor Black Bay 58 Gold, $9.3k

For sale is my Tudor Black Bay 58 Gold.

Posted at
Apr 16, 2026, 9:11 AM
Active
[WTS] Tudor Black Bay 58 Blue Full Set $2900

Tudor Black Bay 58 Blue Full Set $2900

Tudor - 79030B · $2,900
A Tudor Black Bay 58 Blue, a 39mm automatic Swiss Made watch featuring a sapphire crystal and OEM NATO strap.

  • Condition: Excellent with minor wear
  • Case size: 39mm diameter
  • Year: 2020
Posted at
Apr 16, 2026, 8:38 AM
Active
[WTS] TUDOR Black Bay 36 Black Dial - Box & Paper - 79500-0007 - Year 2021 (Discontinued) - Under Warranty -$2500

TUDOR Black Bay 36 Black Dial - Box & Paper - 79500-0007 - Year 2021 (Discontinued) - Under Warranty -$2500

Tudor - 79500-0007 · $2,500
A 2021 TUDOR Black Bay 36 with a black dial, blending tool-watch DNA with a sleek profile.

  • Condition: Pre-owned with minor scratches on bezel and clasp
  • Case Size: 36mm diameter
  • Lug Width: 19mm
  • Movement: Self-winding mechanical (T600/ETA 2824)
Posted at
Apr 16, 2026, 12:08 AM
Active
[WTS] Tudor Black Bay 41 Monochrome (Ref. M7941A1A0NU-0002) – Rubber Strap – Full Set – $4,000

Tudor Black Bay 41 Monochrome (Ref. M7941A1A0NU-0002) – Rubber Strap – Full Set – $4,000

Tudor - M7941A1A0NU-0002 · $4,000
This is the newest generation Black Bay with a clean dial, slimmer case feel, and METAS-certified movement. It's arguably one of the best modern divers in this price range.

  • Condition: Excellent
  • Movement: METAS-certified in-house caliber (70hr power reserve)
  • Strap: OEM Tudor rubber strap with clasp
  • Size: 41mm diameter
Posted at
Apr 15, 2026, 7:50 PM
Active
[WTS] Tudor Black Bay 36 Ref. 79640 – Full Set – $3,000

Tudor Black Bay 36 Ref. 79640 – Full Set – $3,000

Tudor - 79640 · $3,000
The Tudor Black Bay 36 is a versatile daily wear piece with updated proportions and an in-house movement. It can be dressed up or down and keeps great time.

  • Condition: Very good
  • Bracket Length: plenty of links
  • Warranty Card Date: 08/21/2025
Posted at
Apr 15, 2026, 7:45 PM
Active