Found a classring marked ultra supertone

[toddbbq]

what is ultra supertone it really looks like gold and I do not have a test kit. Please help

 

[nhbenz]

In a quick google search, the ones that have that mark mostly also have HJ, which is Herff Jones. They are mostly 10K.
Edit, actually I should have said they were All 10k Herff Jones rings (that I saw)