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Blancpain

Blancpain Fifty Fathoms Bathyscaphe Quantième Complet Phases de Lune 5054-1110-B52A

The Blancpain Fifty Fathoms Bathyscaphe Quantième Complet Phases de Lune (reference 5054-1110-B52A) is a 43 mm stainless steel watch with a grey dial. It is water resistant to 300 m.

Specifications

Case

Reference
5054-1110-B52A
Collection
Fifty Fathoms Bathyscaphe
Case size
43 mm
Case material
Stainless steel
Case shape
Round
Crystal
Sapphire
Water resistance
300 m
Bracelet / strap
Sail-canvas strap

Dial and bezel

Dial
Grey
Bezel
Unidirectional rotating dive bezel

Movement

Movement
Automatic
Functions
Day-date, Moon phase, Dive bezel

How it compares within the Fifty Fathoms Bathyscaphe family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
5054-1110-B52A (This watch)43 mmStainless steelGrey——
5000-0130-B52A43.6 mmCeramicBlack13152015–
5000-1110-70B43 mmStainless steelGrey1315—
5000-1110-B52A43 mmStainless steelGrey13152013–
5071-1110-B52A43 mmStainless steelGrey6054.P2018–
5100-1130-B52A38 mmStainless steelBlack11532019–
5100B-1110-B52A38 mmStainless steelGrey1150—
5100B-1110-NABA38 mmStainless steelGrey1150—
5200-1110-B52A43 mmStainless steelGreyF3852015–

About the Fifty Fathoms Bathyscaphe family

The Bathyscaphe name comes from a 1950s civilian version of the Fifty Fathoms. The modern line was introduced in 2013 as a cleaner, more understated sibling to the main Fifty Fathoms, with a 43 mm case in steel, titanium or ceramic, a ceramic bezel insert and a sober dial with applied markers.

The core time-and-date reference 5000 uses the caliber 1315 with five days of power reserve, while the 5200 is a flyback chronograph and smaller and complete calendar models complete the range. Gold versions in Sedna gold and grey ceramic examples also appear. For dealers, the Bathyscaphe offers the Fifty Fathoms name in a more wearable form, and the ceramic cases should be checked for chips at the edges.

Quick answers

What size is the Blancpain Fifty Fathoms Bathyscaphe Quantième Complet Phases de Lune 5054-1110-B52A?
The Blancpain Fifty Fathoms Bathyscaphe Quantième Complet Phases de Lune 5054-1110-B52A has a 43 mm case.
How water resistant is the Blancpain Fifty Fathoms Bathyscaphe Quantième Complet Phases de Lune 5054-1110-B52A?
It is water resistant to 300 metres.
What is the Blancpain Fifty Fathoms Bathyscaphe Quantième Complet Phases de Lune 5054-1110-B52A made of?
The case is stainless steel. Bracelet or strap: Sail-canvas strap.

Catalog facts checked September 2026.