The Wristwatch Field Guide

Blancpain Fifty Fathoms Automatique 42mm Titanium

5010-12B30-B64B

The Blancpain Fifty Fathoms Automatique 42mm Titanium is a current-production diver watch with a grey grade 23 case, finished with satin-brushed; sapphire bezel insert. It measures 42.3 mm across, 14.2 mm thick, and is water resistant to 300 m. Inside is the Blancpain 1315 automatic movement, with 120 h power reserve. Complications: Date. Priced from $22,400 (on rubber (other straps available)). Brand origin: Switzerland.

Titanium and ceramic diver watchesTitaniumDiversDisplay back
Reference
5010-12B30-B64B
Type
Diver
Price
$22,400 · on rubber (other straps available)
Case diameter
42.3 mm
Thickness
14.2 mm
Lug-to-lug
Water resistance
300 m
Weight
Origin
Switzerland
Movement
Automatic
Caliber
Blancpain 1315
Power reserve
120 h
Complications
Date
Material
Titanium
Grade / type
Grade 23
Colour
Grey
Hardness
Construction
Surface treatment
Satin-brushed; sapphire bezel insert
Caseback
Sapphire
Nickel-free
Yes
Bracelet / strap
Titanium, sail-canvas or rubber
Matching bracelet
Crystal
Sapphire
Display back
Yes
Dial
Black or blue sunburst
Lume
Super-LumiNova
Availability
Offered
Status
Current
High confidence Verified Jul 2026 Source: Blancpain / Monochrome Maker / listing ↗
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Frequently asked questions

Is the Blancpain Fifty Fathoms Automatique 42mm Titanium nickel-free?

Yes. Nothing nickel-bearing touches the skin: a grey grade 23 case with a sapphire 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 Automatique 42mm Titanium?

The Blancpain Fifty Fathoms Automatique 42mm Titanium has a grey grade 23 case with a sapphire caseback. This is confirmed against the maker spec.

What size is the Blancpain Fifty Fathoms Automatique 42mm Titanium?

It is 42.3 mm in diameter, 14.2 mm thick, and water resistant to 300 m.

How much does the Blancpain Fifty Fathoms Automatique 42mm Titanium cost, and is it available?

It is current-production and lists from $22,400.

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