watch strap for casio SGW 300H 400H 500H MRW 200H AE 1000W AE 1300 AE 1200 W S200H W 800H W 216H W 735H F 108WH W 215 AEQ 110W|Watchbands| - AliExpress
Never get lost with a Casio SGW-300H | WatchGecko
SGW-300 - extended review with lots of pics | WatchUSeek Watch Forums
Gents Casio Digital SGW-300H Twin Sensor Sports Watch - 100m | eBay