The Basics

The Blancpain Fifty Fathoms 5085F-3630-52 was introduced in 2007. It features an oversized red gold case (45mm), housing the self-winding F185 movement with flyback chronograph. As with all FF of this generation, the bezel insert is covered by sapphire, mimicking the look of the original acrylic insert on its source of inspiration.

Brand: Blancpain
Family: Fifty Fathoms
Reference: 5085F-3630-52
Name: Fifty Fathoms Chronographe Flyback Red Gold / Black / Black Canvas
Produced: 2007
Limited: No

Below is a detailed look at Blancpain’s model 5085F-3630-52 from Fifty Fathoms watch family, including the price, case details and movement features.

Blancpain Fifty Fathoms 5085F-3630-52

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The Details

Blancpain’s Fifty Fathoms Chronographe Flyback Red Gold / Black / Black Canvas (5085F-3630-52) was originally released in 2007. This watch features a automatic movement beating at a frequency of N/A (N/A Hz) to provide a 50-hour power reserve when fully wound.

The Case

The red gold case measures 45mm in diameter and roughly 15.5mm thick, with 23mm lug width. The round case is paired with a black color dial with sword-shaped hands, and a mixed hour markers and minute track, covered by a sapphire glass. Blancpain’s Fifty Fathoms model 5085F-3630-52 is water resistant up to 300 meters (984 ft). A solid caseback is over the back of the watch case.

Material: Red Gold
Glass: Sapphire
Back: Solid
Shape: Round
Diameter: 45mm
Height: 15.5mm
Lug Width: 23mm
W/R: 300

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The Fifty Fathoms 5085F-3630-52 movement is a powered by caliber F185 made by Blancpain. The 37-jewel automatic movement is 26.2mm in diameter. Its balance wheel oscillates at N/A semi-oscillations per hour or N/A Hz. This movement offers a 50-hour power reserve.

Type: Automatic
Brand: Blancpain
Caliber: F185
Base: Frédéric Piguet 1185
Display: Analog
Diameter: 26.2mm
Jewels: 37
Reserve: 50 hours
Frequency: N/A
Time: Hours, Minutes, Small Seconds
Chronograph: Chronograph, Column wheel, Flyback

The Price

How much does the Blancpain’s Fifty Fathoms 5085F-3630-52 cost? This watch was introduced in 2007 and has been in Blancpain’s collection for around . This watch is not a limited release. As with most luxury watches, the price of depends on the availability and demand.

CURRENT PRICE: Not Available

For more information, visit Blancpain online.


  • Brand: Blancpain
  • Model: Fifty Fathoms Chronographe Flyback Red Gold / Black / Black Canvas
  • Reference Number: 5085F-3630-52
  • Limited: No

Case & Dial:

  • Material: Red Gold
  • Glass: Sapphire
  • Back: Solid
  • Diameter: 45
  • Thickness: 15.5
  • Lug Width: 23
  • Dial Color: Black
  • Indexes: Mixed and Sword-shaped hands
  • Water Resistance: 300 meters


  • Winding: Automatic
  • Brand: Blancpain
  • Caliber: F185
  • Display: Analog
  • Diameter: 26.2mm
  • Jewels: 37
  • Power Reserve: 50 hours
  • Frequency: N/A
  • Functions: Hours, Minutes, Small Seconds

About Blancpain

Blancpain logo

Jehan-Jacques Blancpain founded Blancpain in Villeret, Switzerland, in 1735. Today, under the Swatch Group, the manufacture is well known for the 1735 grand complication and the Fifty Fathoms dive watch. Blancpain is part of the Swatch Group group.

View all Blancpain watches.

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