I couldn't stand the legibility issue with GW-9400-1B (even on broad broad daylight!). Bought a positive display version GW-9400-1 yesterday. I'm happier now! Here's a picture of them next to each other
G-Shock | Professional Digital Watch GW-9400-1DR - ShopGMT
WTS] Casio G Shock GW-9400-1CR Master of G $200 | WatchCharts
G-Shock GW-9400J-1BJF Rangeman Black Out
FOR SALE: Casio Rangeman GW-9400 Navy Blue Positive Module For G-Shock Blue Negative GW-9400NV | WatchCharts