Victorinox Airboss Automatic Black Dial Fabric Strap Men\'s Watch 241720 The Case: The case of this Victorinox Airboss 241720 is crafted from high-grade Swiss made stainless steel. It measures at 42mm in diameter and 11mm in height, positioning it within the mid to upper range sized timepieces. It offers precision and reliability, of which are indispensable qualities belonging to an aviation watch. Also present on the case is a screw down crown that is present besides the 3 o’clock mark. The movement is visible through the open case back of the watch. The Dial: As a watch that’s intention is to serve a practical purpose in the air, it comes as no surprise the dial simple, yet effective. Firstly, a stylised Swiss Army style font has been utilised for the raised Arabic numeral hour markers, each of which have been coated in lume. Similarly, the dauphine style hands offer peerless levels of legibility, as they are also luminescent. A date window replaces the 6 o’clock mark, likewise the Victorinox logo replaces the 12 o’clock marker. The black dial features a subtle guilloche design that forms a loped flange ring around the edge of the dial. In turn this creates a level of depth, that is made more visible through the reheat which is also home to the circular slide rule. Upon closer inspection it becomes apparent that the red 24-hour scale is actually printed on the rear of the flat sapphire crystal, a high-contrast is created by the black background of the dial. Moreover, this makes the 24-hour scale float on top of the dial and bisect the date window, this bestows a certain uniqueness on to the watch. The Strap: Furthermore, the black fabric strap, which is a pleasant reminder of the watches air borne roots. It has an authentic, rugged feel, that gives the watch a timeless appeal. A long fabric strap is a quintessential trait of early pilot’s watches. It fastens easily using a standard buckle. The Functions: One of the most appealing features of this Airboss is the Swiss-made Sellita SW200 that is visible through the translucent exhibition case back. It offers a 38-hour power reserve. It is an alternative to ETA, Sellita’s strengths is its in-house, cutting-edge expertise. It boasts dedicated engineering, process engineering, machinery development, and movement development departments. If you have any questions please  click here Click here to join our  facebook  and  Instagram !