How can you tell if a Knife was made by Camillus?

[MercyfulfateXX]

ive been trying to identify this Remington and cant get a sure answer, any help is appreciated.

 

[Vit_213]

What closed knife size?

 

[G-Winstead]

Ebay number 321527430085

It's certainly not an original Rem, so that leaves Camillus or Bear & Son. The obvious quality makes me guess Camillus.