Authorities say a reward is being offered for information that leads to the arrest and conviction of the man who robbed a Wells Fargo bank in Watertown on April 25. 

Troy VanDusen, information officer for the Watertown Police Department, says the bank is offering up to $5,000 for original information that leads to the arrest and conviction. 

His department, the state Division of Criminal Investigation and the and Codington County Sheriff's Office are investigating. 

The robber got an undetermined amount of cash. No one was hurt. 

The man wore a black mask and was 6-feet to 6-feet-2 inches tall, weighed 210 pounds and wore blue jeans and a camouflage jacket.