need help with button ID No backmark

[CAP]

Can anyone help me narrow down the age of this button based on the two pics? No iron in it. I tested it with a magnet. Based on the location I dug it at, I know it has considerable age. No backmark on this one.

 

[Fredneck]

With that back and shank type, Colonial 1700's

 

[devldog]

Very nice Save on the button.

 

[CAP]

With that back and shank type, Colonial 1700's

Thanks Dave