Fortis Marinemaster m-40 serenity blue on horizon strap

Case Diameter: 40mm

Water Resistance: 300m | 900ft | 30atm

Case Material: recycled stainless steel

Bezel Type: unidirectional gear bezel

Case Back: stainless steel caseback with ultra engraving

lug to lug: 43 mm

Height: 12 mm

Weight Watchhead: 76 gr

Crown & Pushers
Case Crown: screw down crown with fkm triple-gasket system

Dial: laquered dial with fortis o-pattern and applied superluminova® X1 indices

Hands:  metallic hour, minute and seconds hand with superluminova® X1

Movement
What makes the UW Performance calibers stand out, is the robust, antimagnetic, gilt Glucydur balance wheel for outstanding precision.

Complications: date

Balance Frequency: 28.800 vibrations per hour (4 Hz)

Power Reserve: 38 hours

Performance: Regulated to chronometer standards by the Fortis Watchmakers in Grenchen according to the Fortis Performance Requirements

Strap/bracelet: horizon strap serenity blue