Double Bass Recognize these?

[bassmanbrent]

Hey all! I just rediscovered these in my string drawer and have no recollection of them. Anybody know what they are? Thanks!

 

[KUNGfuSHERIFF]

Maybe Chinese cheese cutters.

 

[Francois Blais]

Corelli 370TX.

 

[bassmanbrent]

Corelli 370TX.

Thanks Francois! I was pretty certain you'd know. I'm guessing that they're a D & G, but is there any way to know for sure? Cheers!

 

[Francois Blais]

Rings color coding (at the peg end):
E: blue
A: black
D: violet
G: yellow

 

[bassmanbrent]

Rings color coding (at the peg end):
E: blue
A: black
D: violet
G: yellow

Bingo. Thank you, sir!