Breitling Transocean Transocean Chronograph Stainless Steel / Black / Calf / Pin

Reference AB015212/BA99/437X/A20BA.1

About this watch

The Breitling Transocean Chronograph AB015212/BA99/437X/A20BA.1 is a luxury timepiece that embodies the brand's commitment to precision, innovation, and style. Its striking black dial features stick and dot indexes, providing a touch of modernity while ensuring legibility. The robust stainless steel case has a refined presence on the wrist, measuring 43mm in diameter. A sapphire crystal offers excellent scratch resistance and clarity, showcasing the intricate workings of the Caliber B01 movement through an open case back. This automatic movement exemplifies precision and reliability, featuring a column wheel chronograph with a vertical clutch. With a power reserve of up to 70 hours and a frequency of 28,800 vibrations per hour, the Caliber B01 is designed for performance. The watch also features a luxurious calfskin leather strap that adds a touch of sophistication, making it perfect for everyday use or formal occasions. Its classic design and understated elegance make it a perfect accessory for any occasion, while its water resistance rating of 100 meters ensures it's ready for a range of activities.
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Key Features

  • Breitling Caliber B01 automatic movement
  • 43mm stainless steel case with sapphire crystal
  • Luxurious calfskin leather strap
  • Column wheel chronograph with vertical clutch
  • Power reserve up to 70 hours and frequency of 28,800 vibrations per hour
  • Water resistance rating of 100 meters

Specifications

Brand
Breitling
Family
Transocean
Model
Transocean Chronograph Stainless Steel / Black / Calf / Pin
Reference
AB015212/BA99/437X/A20BA.1
Movement
caliber-b01
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
  • Chronometer
Case
Stainless Steel 43mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Breitling Transocean Chrono-Matic 2119 Caliber 12 - ~1971 - Vintage - Serviced

Breitling Transocean Chrono-Matic 2119 Caliber 12 - ~1971 - Vintage - Serviced

Breitling - 2119 · $3,100
A vintage Breitling Transocean Chrono-Matic chronograph automatic watch from ~1971 with a 42mm case. The watch features the original Breitling Caliber 12 movement, which was a joint development by Breitling, Heuer, and Hamilton. It has all functions present and runs well on the time machine.

  • Condition: Good
  • Case Size: 42 mm
  • Diameter: measured without crown
  • Band Length: suitable for wrists up to around 20 cm
Posted at
Mar 12, 2026, 11:17 AM
Active
[WTS] Breitling Transocean Day Date A45310

Breitling Transocean Day Date A45310

Breitling - A45310 · $2,350
This is a Breitling Transocean Day Date, a 43mm watch with various features.

  • Condition: pre-owned (watch only)
  • Case size: 43mm
  • Strap condition: AM strap
Posted at
Mar 7, 2026, 9:14 AM
Active
Breitling Transocean Day & Date Steel White Dial Automatic A45310

Breitling Transocean Day & Date Steel White Dial Automatic A45310

Breitling - A45310 · $3,250
The Breitling Transocean Day & Date is a mechanical automatic watch with a stainless steel case and a white dial. It features a day-date function and is sized for men at 43mm in diameter.

  • Condition: 95%
  • Size: 43mm diameter
  • Case material: stainless steel
Posted at
Mar 9, 2025, 9:05 AM
Active