At a glance
- Origin
- Grenchen, Switzerland
- Founded
- 1912
- Movement
- Automatic only
- Calibre family
- in-house calibre
- Calibres
- Automatic: in-house calibre, Kenissi WERK11, Kenissi WERK13
Calibre data with support from Carlos Ruiz · @calibre_independente - Case
- 39–44 mm
- Styles
- dive, GMT, chronograph, pilot
- Water resistance
- up to 500 m
- Average list price
- $4,500 (half the catalogue between $4,100 and $5,100)
Price on the brand’s website, converted at the exchange rate, excluding taxes, shipping and import costs. - Checked
- Oct 16, 2026 on the official website
- Source checked
- fortis-swiss.com/products/novonaut-n-42 ↗
fortis-swiss.com/products/marinemaster-m-44 ↗
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Public data read on the brand’s own website and in specialist publications. Spotted an error? Use the “Is this your brand?” button in the guide or see the corrections log. A guide by Coroa, a Brazilian importer of independent watches. How the guide is made →