Which 18350 3.7V Batt Works With Indulgence V2?

[klee6150]

Got an Gold Indulgence V2 from the Classifieds. It didn't come with any batts.

I want to use it at 3.7Vs cause I really like the engraved battery tube.

Which 18350 batts should I get?

Thanks for any info.

Karen