Naval Button?

[Silver? Gold?]

Found this button on a 1917 homesite. Hoping someone knows something about the button. Here's a quarter for reference.

 

[BARKER]

HI Silver?Gold?; It's a WW1 Naval Button. Value $2 ok. Good Hunting. PEACE:RONB

 

[nhbenz]

Arevthere any markings on the back?
Barker, where do you get your info? Who's navy? This sure is not a US Navy button.

 

[villagenut]

Looks civilian to me, but let's see the back

 

[Silver? Gold?]

 

[CRUSADER]

Yeap, looks more blazer button to me.

 

[sutphin]

NICE NAVY BUTTON.

 

[duggap]

You will not find that kind of rust on a real navy button, and it is not in Albert's book. Definitely fashion/blazer.