PRG-340. Tokyo, July 28, 2022 — Casio Computer Co., Ltd., announced today three new additions to its PRO TREK line of outdoor watches. The new PRG-340 watches all feature a dual-layer LCD that enables compass graphics to be displayed in a large, easy-to read format. The exterior parts of the new PRG-340 outdoor watches incorporate biomass Genuine Casio Rubber Watch Band Strap PRO TREK PRG-270 PRG270 PRG270-1 PRG270-4 Genuine Casio Watch Band Pro Trek PRG-300-1A9 PRW-3000-1 Dark Grey Rubber Strap Check out the reviews for the Casio PRG 270 watch and you decide if it is worthy of your next event. Casio PRG 270 watch review I wanted a tough, all-around watch for outdoor activities (mostly hiking/backpacking) and travel. I think the PRG-270 does that quite well for a lot less than some ABC (altimeter-barometer-compass) watches out there. w2KTj.