Introducing the PRW-6900Y and PRW-6900YL equipped with radio solar which uses environmentally friendly eco-materials from the professional outdoor gear PRO TREK for those who love nature. - The design theme of the PRW-6900 is a rough outdoor style and the metal bezel has a sharp shape with the sides scraped off reminiscent of an ax for chopping firewood. - In addition to the bezel the in-dial needle at 10 o'clock has a sharp design shape inspired by the knife of an outdoor tool. - The second hand has an orange gradation color scheme that gives the image of a swaying flame. - The dial has a textured design that evokes the surface of a casting like a Dutch oven. - In addition the PRW-6900YL uses a flame-retardant material that does not spread easily even if sparks are caught on the leather band making it suitable for the outdoor style theme. - The PRW-6900Y band is a soft urethane band made of eco-friendly biomass plastic material. - Both PRW-6900Y/6900YL use biomass plastic material for the case and resin back cover. - It also has practical functions such as multiband 6 which receives radio waves from 6 stations around the world and tough solar as the original function of the watch. - It is a model packed with high functionality and practicality that can be used in various scenes. ・ Tough solar (solar charging system)・ 10 atmospheric pressure waterproof function・ Radio wave reception function: Automatic reception (maximum 6 times / day) (China radio wave maximum 5 times / day) / manual reception