The Titanium Field Guide

Blancpain Fifty Fathoms Bathyscaphe Quantieme Complet Phases de Lune Titanium

5054-1210-G52A

The Blancpain Fifty Fathoms Bathyscaphe Quantieme Complet Phases de Lune Titanium is a current-production diver watch with a grade 23 titanium case, finished with satin-brushed. It is priced well above the $1,299 median for the category. The maker states no nickel-bearing steel at any skin-contact point, across the case, caseback and bracelet.

All Blancpain watchesWatch diver watchesGrade 5 titaniumDisplay back
Price
$20,800
Material
Titanium
Grade / type
Grade 23
Water resistance
300 m
Reference
5054-1210-G52A
Type
Diver
Case diameter
43.0 mm
Thickness
13.9 mm
Origin
Switzerland
Movement
Automatic (complete calendar, moon phase)
Caliber
Blancpain 6654.P.4
Power reserve
72 h
Complications
Day-date
Colour
Grey
Surface treatment
Satin-brushed
Finish technology
Natural finish
Caseback
Titanium
Nickel-free
Maker states none
Bracelet / strap
Titanium, NATO or sailcloth
Crystal
Sapphire
Display back
Yes
Dial
Sunburst anthracite
Dial colours
Grey
Lume
Super-LumiNova
Availability
Offered
Status
Current
Not published
Lug-to-lug, Weight, Hardness, Construction, Matching bracelet
Medium confidence Verified Jul 2026 Source: Blancpain / Monochrome Maker ↗
Facts are free to cite with a link.
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Frequently asked questions

Is the Blancpain Fifty Fathoms Bathyscaphe Quantieme Complet Phases de Lune Titanium nickel-free?

On the maker's published specification, no nickel-bearing steel touches the skin: a grade 23 titanium case with a titanium caseback, plus a non-steel crown and bracelet and clasp. That is what the guide records rather than a test of the watch, so confirm the contact points with the maker before buying if you react to nickel.

What is the case material of the Blancpain Fifty Fathoms Bathyscaphe Quantieme Complet Phases de Lune Titanium?

The Blancpain Fifty Fathoms Bathyscaphe Quantieme Complet Phases de Lune Titanium has a grade 23 titanium case with a titanium caseback. It is recorded at medium confidence pending a maker-stated material.

What size is the Blancpain Fifty Fathoms Bathyscaphe Quantieme Complet Phases de Lune Titanium?

It is 43.0 mm in diameter, 13.9 mm thick, and water resistant to 300 m.

How much does the Blancpain Fifty Fathoms Bathyscaphe Quantieme Complet Phases de Lune Titanium cost, and is it available?

It is current-production and lists from $20,800.

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