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The Encyclopedia of Horology

Wristwatch · Automatic chronograph wristwatch

Tudor Ref. 79360N Black Bay Chrono 'Miami Pink Dial'

Partially verified

This Tudor Black Bay Chrono reference 79360N is an automatic stainless steel chronograph wristwatch documented to 2024. The 41mm case features a distinctive pink dial with contrasting black chronograph sub-dials at 3 and 9 o'clock, round luminous hour markers, Tudor snowflake hands, and a date window at 6 o'clock. Surrounding the dial is a black tachymeter bezel. According to the auction catalogue, the watch is powered by Tudor's 41-jewel calibre MT5813 automatic movement and is fitted to an integrated stainless steel bracelet with a rapid-adjustment deployant clasp.

Front view of Tudor Black Bay Chrono Ref. 79360N with pink dial on stainless steel bracelet
Front view of Tudor Black Bay Chrono Ref. 79360N with pink dial on stainless steel bracelet — Phillips. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
www.phillips.com
Category
Wristwatch · Automatic chronograph wristwatch
Maker / attribution
Tudor
Reference
79360N
Catalogue / lot identifier
39
Source-reported date
2024
Country
Switzerland
Source-reported serial
W55N203

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

Dial and Visual Characteristics

The watch features a light pink dial accented by two contrasting black chronograph sub-dials positioned at the 3 and 9 o'clock indices. A date aperture is located at the 6 o'clock position, visible displaying the numeral '31'.

Visible design elements include the signature Tudor snowflake-style hour hand and a central chronograph seconds hand finished with a red tip. The dial is framed by a fixed black bezel insert, which carries a printed tachymeter scale marked 'UNITS PER HOUR'.

Evidence for this section
  • “Light pink dial with two contrasting black sub-dials at 3 and 9 o'clock.”
  • “Date aperture at 6 o'clock displaying '31'.”
  • “Signature Tudor snowflake hour hand and central red-tipped chronograph seconds hand.”
  • “Black bezel insert with tachymeter scale reading 'UNITS PER HOUR'.”

Case and Bracelet Construction

The timepiece is housed in a 41mm stainless steel case, equipped with screw-down chronograph pushers and a matching screw-down winding crown. The case is identified as serial number W55N203.

The watch is secured to the wrist by an integrated five-piece link stainless steel bracelet. The bracelet construction consists of polished central links and brushed outer links.

Evidence for this section
  • “Dimensions 41mm diameter”
  • “Case No W55N203”
  • “Screw-down chronograph pushers and screw-down winding crown.”
  • “Five-piece link stainless steel bracelet with polished central links and brushed outer links.”

Mechanical Specifications

According to the provided auction documentation, the timepiece is powered by the Tudor calibre MT5813, which is described as a 41-jewel automatic movement.

The source documentation reports the movement as a COSC-certified automatic chronograph.

Evidence for this section
  • “Calibre Automatic, cal. MT5813, 41 jewels”
  • “powered by Tudor’s manufacture calibre MT5813, a COSC-certified automatic chronograph.”

Open research questions

  • Does the serial number W55N203 correspond to the specific production run designated for the Miami boutique-only edition?
  • Can the COSC certification be verified via independent serial check against Tudor's archives?

Source evidence

Recorded claims and source quotations for Tudor Ref. 79360N Black Bay Chrono 'Miami Pink Dial'
FieldSource-reported valueSource quotation
Reference79360N“Reference No 79360N”
Case NumberW55N203“Case No W55N203”
Model NameBlack Bay Chrono "Miami Pink Dial"“Model Name Black Bay Chrono "Miami Pink Dial"”
CalibreAutomatic, cal. MT5813, 41 jewels“Calibre Automatic, cal. MT5813, 41 jewels”
Dimensions41mm diameter“Dimensions 41mm diameter”
MaterialStainless Steel“Material Stainless Steel”
Production Year2024“Year 2024”
Bracelet Max Length220mm“max length 220mm”

Visible details

  • Light pink dial with two contrasting black sub-dials at 3 and 9 o'clock.
  • Date aperture at 6 o'clock displaying '31'.
  • Signature Tudor snowflake hour hand and central red-tipped chronograph seconds hand.
  • Black bezel insert with tachymeter scale reading 'UNITS PER HOUR'.
  • Screw-down chronograph pushers and screw-down winding crown.
  • Five-piece link stainless steel bracelet with polished central links and brushed outer links.

Research qualifications

  • Movement and caseback are not visible in the provided photograph.
  • The clasp, deployant mechanism, and documented accessories are described in the catalogue but not shown in the image.

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

Consulted source

Tudor Phillips Watches Online Auction: The Geneva Sessions, Spring 2026

Reviewed 2026-10-22 · Record d0c4271df3

Terms in this record

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

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