This is an Adidas watch which has a grey dial. It is well protected from moisture.
From Amazon
Adidas by Nixon Dress Watch Z18-632-00
The product is available from £76.09 at international stores.
ShopBetter24
Men's Watch Adidas Z18-632-00 (Ø 40 mm)
Shopaide
Men's Watch Adidas Z18-632-00 (Ø 40 mm)