GWM5610-1 | Black Digital Watch - G-SHOCK | CASIO,Amazon.com: Casio G-Shock GWM5610-1 Men's Solar Black Resin Sport Watch : Clothing, Shoes & Jewelry,CASIO GW-M5610U-1CJF [G-SHOCK 20ATM Waterproof Solar Wave] Japan Domestic New | eBay,Ordered a 5610-1 on sale. Amazon sent me a 5610u instead. W : r/gshock,G-9000 and GW-M5610 World Time DST off by one hour. Can anyone explain? : r/ gshock