Fifty Fathoms Bathyscaphe Chronographe Flyback

5200-0130-B52AFifty Fathoms Collection

The first modern diver’s watch

The Fifty Fathoms collection embodies Blancpain’s passion for the underwater world that was originally expressed in 1953 with the presentation of the first modern diver’s watch.


AUD / Including GST

Detailed features & specifications

All Fifty Fathoms models feature the main signature elements that forged the reputation of their legendary ancestor and established it as the archetypal diver’s watch. The same professionalism is apparent in the decisive design choices, dictated by a wealth of experience in the field of diving, its risks and its imperious necessities.

Technical Details

Case Material – Ceramic

Case Diameter – 43.6 mm

Case Thickness – 15.25 mm

Water Resistance – 30 bar

Width Between Horns – 23 mm

Specificities – Unidirectional satin-brushed black ceramic bezel with ceramic insert and Liquidmetal™ hour-markers

Strap Type-Sail – Sail-canvas strap

Strap Material – Fabric

Strap Clasp – Pin buckle

Flyback Chronograph – The flyback chronograph, which measures a succession of elapsed times, eliminates many superfluous repetitive operations.

Caliber F385

Diameter – 31.8 mm | 13”’

Thickness – 6.65 mm

Power reserve – 50 hours

Jewels – 37

Components – 322

Frequency – 5 Hz

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