The Titanium Field Guide

De Bethune DB25 Perpetual Calendar (titanium)

The De Bethune DB25 Perpetual Calendar (titanium) is a current-production other watch with a Grade 5 titanium case, finished with polished titanium. It measures 40.0 mm across, and is water resistant to 30 m. Inside is the De Bethune DB2324 automatic perpetual calendar movement, with 5 days power reserve. Complications: Perpetual calendar. Brand origin: Switzerland.

Titanium other watchesMicrobrandGrade 5 titaniumDisplay back
Reference–
TypeOther
Price– · high horology; maker page pending
Case diameter40.0 mm
Thickness–
Lug-to-lug–
Water resistance30 m
Weight–
OriginSwitzerland
MovementAutomatic perpetual calendar
CaliberDe Bethune DB2324
Power reserve5 days
ComplicationsPerpetual calendar
TitaniumGrade 5
Surface treatmentPolished titanium
Nickel-freeYes
Bracelet / strapLeather strap
CrystalSapphire
Display backYes
DialSilver guilloche
Lume–
AvailabilityOffered
StatusCurrent; maker page pending verification
Medium confidence Verified 2026-06-22 Source: De Bethune Maker / listing ↗
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