prop helmet

[panzer2]

i have a chance to buy this its a prop helmet from the lord of the rings set , any thoughts on what one would pay , its the first i have seen comes with letter saying it was used on set ,

 

[Rick Cottontree]

Looks like a Rohan rider helm.
Price wise I have no idea. Although I did see a lotr screen used prop go for $1200 on ebay once. It was one of the torches used in the wildmen of dunland scene, where saruman is getting them all fired up.
If this IS genuine I'd be looking at some serious cash.