The Wristwatch Field Guide

De Bethune DB25 Perpetual Calendar (titanium)

The De Bethune DB25 Perpetual Calendar (titanium) is a current-production other watch with a grey grade 5 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 and ceramic other watchesTitaniumDisplay back
Reference
–
Type
Other
Price
– · high horology
Case diameter
40.0 mm
Thickness
–
Lug-to-lug
–
Water resistance
30 m
Weight
–
Origin
Switzerland
Movement
Automatic perpetual calendar
Caliber
De Bethune DB2324
Power reserve
5 days
Complications
Perpetual calendar
Material
Titanium
Grade / type
Grade 5
Colour
Grey
Hardness
–
Construction
–
Surface treatment
Polished titanium
Caseback
Titanium
Nickel-free
Not verified (bracelet, strap, or clasp hardware not confirmed)
Bracelet / strap
Leather strap
Matching bracelet
–
Crystal
Sapphire
Display back
Yes
Dial
Silver guilloche
Lume
–
Availability
Offered
Status
Current
High confidence Verified Jun 2026 Source: De Bethune Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

Similar titanium and ceramic watches

Swiss Watch Company Hyper-GSwiss Watch CompanyHyper-G$59540.5 mm10.8 mm thick56 gOthersame category · same style · similar size · same movement
Ochs und JuniorAnno Sandblasted Annual Calendar (titanium)$5,70042.0 mmOthersame category · same style · similar size · same movement
BreguetMarine 5517$19,90040.0 mm11.5 mm thickOthersame category · same style · similar size · same movement
Roger DubuisExcalibur Monobalancier 42mm (titanium)$54,00042.0 mmOthersame category · same style · similar size · same movement
Roger DubuisExcalibur Monobalancier 42mm (black DLC titanium)$56,00042.0 mmOthersame category · same style · similar size · same movement
TAG HeuerMonaco Speed 12 Titanium$87,00040.0 mmOthersame category · same style · similar size · same movement
Armin StromGravity Equal Force Titanium–41.0 mmOthersame category · same style · similar size · same movementCyrus Klepcys DICE Racing (titanium)CyrusKlepcys DICE Racing (titanium)–42.0 mmOthersame category · same style · similar size · same movement

Alternatives to the De Bethune DB25 Perpetual Calendar (titanium)

Cadisen Titanium TI-7 AutodyneCadisenTitanium TI-7 Autodyne$13040.0 mm11.5 mm thick58 gOthersame category · same style · similar size · same movement
ThornT018 PT5000 Retro Titanium$18941.9 mmOthersame category · same style · similar size · same movementBoderry SeaTurtle.Ocean TitaniumBoderrySeaTurtle.Ocean Titanium$19940.0 mm12.5 mm thick72 gOthersame category · same style · similar size · same movement
Eclat GroveForest Guardian$33940.0 mmOthersame category · same style · similar size · same movementKRONOSTI STRUC Time ShuttleKRONOSTISTRUC Time Shuttle$35842.0 mm16.6 mm thickOthersame category · same style · similar size · same movementSpinnaker Hull Titanium Bronze Automatic Lapidary LESpinnakerHull Titanium Bronze Automatic Lapidary LE$42542.0 mmOthersame category · same style · similar size · same movement

More titanium and ceramic watches from De Bethune

De BethuneDB28XS Purple Rain (titanium)–38.7 mmOther
De BethuneDB25 Starry Varius (titanium)–42.0 mmOther

Frequently asked questions

What is the case material of the De Bethune DB25 Perpetual Calendar (titanium)?

The De Bethune DB25 Perpetual Calendar (titanium) has a grey grade 5 case with a titanium caseback. This is confirmed against the maker spec.

What size is the De Bethune DB25 Perpetual Calendar (titanium)?

It is 40.0 mm in diameter, and water resistant to 30 m.

How much does the De Bethune DB25 Perpetual Calendar (titanium) cost, and is it available?

It is current-production; the guide does not list a price for it.

All titanium and ceramic De Bethune watches · Titanium and ceramic other watches · All 1040 watches

Learn: Titanium vs Ceramic · Ceramized Titanium