The Wristwatch Field Guide

Certina DS Action Diver 40.5mm Titanium

C048.407.44.041.00

The Certina DS Action Diver 40.5mm Titanium is a current-production diver watch with a titanium (grade undisclosed) case, finished with brushed. At 124 g it sits around the middle for diver watches in the guide, and is priced under the $1,199 median for the category. It ships on a matching exotic-material bracelet rather than a strap.

All Certina watchesExotic-material diver watchesTitaniumDiversUnder $5,000
Price
$1,060
Material
Titanium
Grade / type
Titanium (grade undisclosed)
Weight
124 g
Water resistance
300 m
Reference
C048.407.44.041.00
Type
Diver
Case diameter
40.5 mm
Thickness
14.1 mm
Origin
Switzerland
Movement
Automatic
Caliber
Powermatic 80 (ETA C07.611)
Power reserve
80 h
Complications
Date
Colour
Grey
Surface treatment
Brushed
Caseback
Titanium
Nickel-free
Not verified (clasp or buckle material not confirmed)
Bracelet / strap
Titanium bracelet
Matching bracelet
Standard
Crystal
Sapphire, AR coated
Display back
No
Dial
Blue or black; ceramic bezel
Dial colours
Black Blue
Lume
Super-LumiNova
Availability
Offered
Status
Current
Not published
Lug-to-lug, Hardness, Construction
High confidence Verified Aug 2026 Source: Fratello / Monochrome Maker ↗ Spec checksGrade Jul 2026Price Aug 2026Weight Jul 2026
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Frequently asked questions

What is the case material of the Certina DS Action Diver 40.5mm Titanium?

The Certina DS Action Diver 40.5mm Titanium has a titanium (grade undisclosed) case with a titanium caseback. This is confirmed against the maker spec.

What size is the Certina DS Action Diver 40.5mm Titanium?

It is 40.5 mm in diameter, 14.1 mm thick, and water resistant to 300 m.

How much does the Certina DS Action Diver 40.5mm Titanium weigh?

About 124 g.

How much does the Certina DS Action Diver 40.5mm Titanium cost, and is it available?

It is current-production and lists from $1,060.

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