The incident happened on 27 July at around 2:30pm on Park Road, at the junction with Manchester Road in Bradford.
The male suspect approached an elderly lady and attempted to take her handbag. He demanded money, threatened her and struck her across the face; before fleeing the scene without any items.
He is described as a white male, aged between 40 and 50-years-old, around 5ft 6” – 5ft 8”, slim build and clean shaven. His hair was brown and medium length and he was wearing a thin grey cotton hooded top which was around his shoulders.
Anyone with any information about this incident is asked to contact Bradford CID via 101 quoting crime reference 13170344922 or alternatively information can be passed to Crimestoppers anonymously on 0800 555 111.