Price made history in May when she became Wales' first female world champion in boxing and defends her WBA title for the first time against Bexcy Mateus on Jonas' undercard.
"A loss can close the doors in front of you," Jonas said of a potential fight with Price, who is undefeated in seven bouts.
"For female and British boxing it is a big, massive and momentous occasion.
"We've had Chris Eubank against (Nigel) Benn, (Amir) Khan against (Kell) Brook.
"When you have big domestic rivalries everyone has to pick a side and you have to stay loyal to your team.
"Sometimes we need that as a bit of rejuvenation within the sport in our own country.
"I've got a lot of respect for Lauren but do I think she is better than myself? No."