The Titanium Field Guide

Certina DS Action Diver 40.5mm Titanium

C048.407.11.051.01

The Certina DS Action Diver 40.5mm Titanium is a current-production diver watch with a Titanium (grade undisclosed) case, finished with brushed. It measures 40.5 mm across, 14.1 mm thick, and is water resistant to 300 m. Inside is the Powermatic 80 (ETA C07.611) automatic movement, with 80 h power reserve. Complications: Date. Priced from $1,060 (MSRP). Brand origin: Switzerland.

Titanium diver watchesUnder $3,000
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ReferenceC048.407.11.051.01
TypeDiver
Price$1,060 · MSRP
Case diameter40.5 mm
Thickness14.1 mm
Lug-to-lug–
Water resistance300 m
Weight–
OriginSwitzerland
MovementAutomatic
CaliberPowermatic 80 (ETA C07.611)
Power reserve80 h
ComplicationsDate
TitaniumTitanium (grade undisclosed)
Surface treatmentBrushed
Nickel-freeYes
Bracelet / strapTitanium bracelet
CrystalSapphire, AR coated
Display backNo
DialBlue or black; ceramic bezel
LumeSuper-LumiNova
AvailabilityOffered
StatusCurrent
High confidence Verified 2026-06-20 Source: Fratello / Monochrome Maker / listing ↗
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