A nice Folli Follie watch which has a white strap. There's no problem with showering or swimming with it on.
From Amazon
Folli Follie Automatic wf14r031ss
ShopBetter24
Ladies' Watch Folli Follie wf14r031ss (Ø 35 mm)
Shopaide
Ladies' Watch Folli Follie wf14r031ss (Ø 35 mm)