Sennen Automatic / Green & Stainless Steel
Lugs stay on wrists from about 6.5 in (lug-to-lug rule of thumb)
Last checked Oct 26, 2026
Strap Style: Black Faux Crocodile, Black Smooth Calfskin, Brown Faux Crocodile, Cognac Vintage Cowhide
View on Firle Watches’s site ↗From Firle Watches
Inspired by the harsh Cornish coast, the Sennen Automatic in Green & Stainless Steel features a striking design created with meaningful intent. Boasting a beautifully finished Swiss-made automatic movement, sapphire crystal, and 10 ATM water resistance, it is built to be worn daily and enjoyed for years to come.
Specifications
Details and photos come from Firle Watches’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
Case
- Diameter
- Not listed
- Lug-to-lug
- 48 mm
- Thickness
- 10.4 mm
- Thickness incl. crystal
- Not listed
- Lug width
- 22 mm
- Material
- Other
Movement
- Type
- Automatic
- Caliber
- Not listed
- Power reserve
- Not listed
- Functions
- Not listed
Crystal and bezel
- Crystal
- Sapphire
- Bezel
- Not listed
Water resistance
- Rated to
- 100 m
Dial and lume
- Dial
- red
- Lume
- Not listed
Strap
- Strap
- Not listed
Every spec Firle Watches lists
- Case
- 40.8mm
- Dial
- Enamel - Two Tiered
- Indexes
- 5 - Hand Placed
- Plating
- Rose Gold ~ IPRG, Stainless Steel ~ SS
- Movement
- Modified No-date Automatic - STP1-11
- Lug Width
- 22mm
- Thickness
- 10.4mm Excl. Double Domed Sapphire
- Lug to Lug
- 48mm
- Back Crystal
- AR Flat Sapphire
- Case Material
- Polished 316L Stainless Steel
- Front Crystal
- AR Coated Double Domed Sapphire
- Water Resistance
- 10 ATM - 100 Meters or 330 Feet
- Full Kit Includes
- Sennen Automatic with Leather Strap, Oak Veneered Presentation Box, 2 Year Warranty & Owners Manual.
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