Thorn 34mm Vintage Mechanical Watch T003

The Thorn T003 is a compact 34mm automatic mechanical watch built around vintage proportions. It pairs a PT5000 automatic movement with a 316L stainless-steel case, domed sapphire crystal, fixed polished bezel and screw-down crown.

How Compact Is the Thorn T003?

The case measures 34mm without the crown, with a 40.7mm lug-to-lug length and 9.5mm thickness. Those dimensions give the T003 a much smaller footprint than many modern sports watches and make it worth comparing if you specifically want a compact automatic watch or traditional vintage-style proportions.

Wrist fit still depends on wrist shape, bracelet sizing and personal preference. For more context on compact watch dimensions, see our guide to watches for smaller wrists.

Watch Specifications

Brand: Thorn
Model: T003
Movement: PT5000 automatic mechanical movement
Case: 316L stainless steel
Glass: Domed sapphire crystal with AR coating
Bezel: Fixed polished stainless-steel bezel
Dial colors: Matte black, blue, or vintage enamel tropical red
Lume: Vintage C3 green lume
Crown: Screw-down crown
Case back: Screw-down case back with brushed finish
Bracelet: 316L stainless-steel bracelet with quick-release link
Clasp: Folding clasp with safety
Water resistance: 10 bar / 100m

Dimensions

Case diameter: 34mm without crown
Lug-to-lug: 40.7mm
Case thickness: 9.5mm
Lug width: 19mm

Style and Water-Use Note

The T003 uses a fixed polished bezel rather than a rotating elapsed-time dive bezel. Its listing specifies 100m water resistance, so it is better described as a compact vintage-style automatic / everyday watch than as a conventional dive watch. Follow the model-specific guidance for water use and ensure the screw-down crown is correctly secured.

Our Service
Warranty: 2 years
Returns policy: Please check the website Return / Exchange / Warranty Policy.
Style: automatic watch, vintage watch, compact everyday watch
Package: watch, box, warranty card