The Wristwatch 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 grey grade 23 case, finished with satin-brushed. It measures 43.0 mm across, 13.9 mm thick, and is water resistant to 300 m. Inside is the Blancpain 6654.P.4 automatic (complete calendar, moon phase) movement, with 72 h power reserve. Complications: Day-date. Priced from $20,800. Brand origin: Switzerland.

Titanium and ceramic diver watchesTitaniumDiversDisplay back
Reference
5054-1210-G52A
Type
Diver
Price
$20,800
Case diameter
43.0 mm
Thickness
13.9 mm
Lug-to-lug
–
Water resistance
300 m
Weight
–
Origin
Switzerland
Movement
Automatic (complete calendar, moon phase)
Caliber
Blancpain 6654.P.4
Power reserve
72 h
Complications
Day-date
Material
Titanium
Grade / type
Grade 23
Colour
Grey
Hardness
–
Construction
–
Surface treatment
Satin-brushed
Caseback
Titanium
Nickel-free
Yes
Bracelet / strap
Titanium, NATO or sailcloth
Matching bracelet
–
Crystal
Sapphire
Display back
Yes
Dial
Sunburst anthracite
Lume
Super-LumiNova
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Blancpain / Monochrome Maker / listing ↗
Facts are free to cite with a link.
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Alternatives to the Blancpain Fifty Fathoms Bathyscaphe Quantieme Complet Phases de Lune Titanium

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Frequently asked questions

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

Yes. Nothing nickel-bearing touches the skin: a grey grade 23 case with a titanium caseback, plus a non-steel crown and bracelet and clasp. The Wristwatch Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

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 grey grade 23 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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