1 Pc Silicone Watch Strap Stainless Steel Buckle Sport Breathable Wristband for CAsio W 735H W 800 SGW 300H SGW 400H Watch|Smart Accessories| - AliExpress
Casio Men's SGW300HB-3AVCF Multi-Function Sport Watch with Green Nylon Band : Clothing, Shoes & Jewelry - Amazon.com
Picked this SGW-300H up for peanuts on Ebay. If it had 200m water resistance it would be the best watch money can buy outside of a dedicated Protrek or G-Shock! : r/casio