Luminox Bear Grylls Survival ECO Rule of 3 Tide 3720 Sea Series Watch Men’s XB.3729.ECO The Case: The Luminox Bear Grylls Sea Series XB.3729.ECO features a brown 42mm case that is made out of 100 recycled plastic from the sea, which is called #tide ocean material®. A bi-coloured uni-directional bezel sits atop of the case, it showcases a 60-minute countdown scale and a luminous pip at 12 o’clock. A screw down gasket crown is located at 3 o’clock, it is flanked by two crown guards to prevent it from being knocked out of place. Hardened mineral glass provides the watch with protection against scratches and shattering.  The Dial: The dial is presented in black with orange accents and it exhibits a multi-textured pattern. It features 3 or the four cardinal numbers (12,3,6 o’clock) in an Arabic-style, whilst the remaining hour markers are presented using circular indices - all of the hour markers are coated with a luminous material which enables the dial to be read in the dark. The sword-style handset is presented in blue/white, both hands are fitted with tritium tubes that illuminate orange/green in the dark. The ‘Always Visible’ tubes are powered by an innovative Luminox Light Technology (LLT), a self-powered illumination system that utilises tiny micro gas light tubes to create ultimate visibility in complete darkness, under any conditions. There are 12 tubes located around the chapter ring. The Luminox logo is located underneath the 12 o’clock logo, whilst the Bear Grylls logo is positioned beside the 9 o’clock marker.  The Strap: The watch is equipped with an orange strap that is made from rubber, it has a lug width of 24mm. It fastens through the use of a standard buckle. The Functions: Ronda 515 calibre quartz mechanisms power this timepiece, providing it with a 50 month power reserve and an accuracy of -10/+20 seconds per month. If you have any questions please click here Click here to join our facebook and Instagram !