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The Encyclopedia of Horology

Wristwatch · Diver's wristwatch

Breitling Superocean Automatic wristwatch, reference A17376

Partially verified

This modern Breitling Superocean Automatic wristwatch, reference A17376, is reported by the seller to date to 2023. Constructed in a 44 mm stainless steel case with a black unidirectional rotating bezel, it features a turquoise central dial encircled by a broad white outer minute and second track. Applied geometric luminous markers are paired with a broad minute hand carrying a prominent square accent. According to the seller, the watch is powered by the self-winding calibre Breitling 17 movement with 26 jewels and chronometer certification, and is mounted on its stainless steel three-link bracelet.

Front view of the Breitling Superocean Automatic reference A17376 showing the turquoise dial and black bezel
Front view of the Breitling Superocean Automatic reference A17376 showing the turquoise dial and black bezel — SECOND HAND HOROLOGY. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
secondhandhorology.com
Category
Wristwatch · Diver's wristwatch
Maker / attribution
Breitling
Reference
A17376
Catalogue / lot identifier
WA-6720
Source-reported date
2023
Country
Switzerland

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Case and External Construction

The watch is presented in a 44 mm round stainless steel case. It features a black unidirectional rotating bezel, a screw-down crown, and a cambered sapphire crystal described as glareproofed on both sides. The case has a measured diameter with crown of 47.7 mm, a lug-to-lug distance of 49.7 mm, and a thickness of 12.5 mm.

The case back is secured by screws and bears the listed markings: "Breitling Manufacture En Suisse Certifie Chronometre A17376 300M - 3623 B5." The watch is mounted on a stainless steel three-link bracelet with a lug width of 22 mm.

Evidence for this section
  • “44mm round stainless steel case, featuring a black unidirectional rotating bezel, screw-down crown, and cambered sapphire crystal, glareproofed on both sides.”
  • “Case Diameter w/Crown: 47.7”
  • “Case Lug to Lug: 49.7”
  • “Case Thickness: 12.5”
  • “Case Back Markings: Breitling Manufacture En Suisse Certifie Chronometre A17376 300M - 3623 B5”

Dial and Aesthetic Features

The timepiece features a turquoise dial, which is accented by baton hour markers containing luminous inserts. The dial layout includes a white outer minute and second track.

The handset consists of matching luminous hands, including a central sweep seconds hand. The watch is supplied with the original stainless steel bracelet and an additional black leather strap.

Evidence for this section
  • “The turquoise dial is accented by baton hour markers with luminous inserts and matching luminous hands, along with a white inner minute/second track.”
  • “The watch is fitted with the original stainless steel bracelet and also includes an additional black leather strap.”

Movement and Technical Specifications

The watch is powered by a self-winding movement identified as the Breitling 17 calibre, which contains 26 jewels. The movement is reported to feature hacking seconds, a frequency of 28,800 vibrations per hour, and an approximate power reserve of 38 hours.

The movement is described by the seller as a certified Swiss chronometer (COSC). This movement is not visible in the provided source imagery.

Evidence for this section
  • “powered by the original Breitling automatic movement, calibre Breitling 17, featuring 26 jewels, hacking seconds, and a sweep seconds hand.”
  • “Certified as a Swiss chronometer (COSC), the movement beats at 28,800 vibrations per hour and offers an approximate power reserve of 38 hours.”

Open research questions

  • What is the significance of the characters '3623 B5' following the reference number on the case back?
  • Can the COSC status be verified for the movement without direct inspection of the calibre?
  • Does the 'light signs of wear' condition description include specific details regarding the crystal or bezel?

Source evidence

Recorded claims and source quotations for Breitling Superocean Automatic wristwatch, reference A17376
FieldSource-reported valueSource quotation
ReferenceA17376“reference A17376, produced in 2023”
CalibreBreitling 17“calibre Breitling 17, featuring 26 jewels”
Case Size44 mm“Case Size: 44”
Water Resistance300 meters / 990 feet / 30 ATM“Water Resistance: 300 meters / 990 feet / 30 ATM”
Dial ColorTurquoise“Color: Turquoise”
Production Date2023“reference A17376, produced in 2023.”
Water Resistance300 meters / 990 feet / 30 ATM“The watch offers a water resistance rating of 300 meters (990 feet / 30 ATM).”

Visible details

  • Turquoise dial center featuring applied luminous hour markers and a wide white outer chapter ring marked in ten-minute increments.
  • Prominent square block motif on the minute hand with an arrow-tipped hour hand and thin center sweep seconds hand.
  • Black unidirectional rotating bezel with a luminous pip at 12 o'clock and silver-toned numeral calibrations.
  • Stainless steel case with crown guards flanking the fluted crown, mounted on a matching three-link steel bracelet.

Research qualifications

  • Movement is not visible in the photographs; calibre specifications, jewel count, and chronometer rating are seller-reported.
  • Case back is not depicted, though serial and model inscriptions are detailed in the listing text.

Photograph identity and source facts were screened before import; rights clearance remains pending.

Consulted source

Breitling Superocean Automatic Watch A17376 Chronometer Turquoise Dial – SECOND HAND HOROLOGY

Reviewed 2026-10-25 · Record 170d3ad967

Terms in this record

Glossary explanations for terms named in this object’s record.

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