Eden Hazard has emerged as a top transfer target for Real Madrid this summer.
Reports in Spain claim Chelsea are willing to negotiate with Madrid over the sale of the Belgium international.
But Wilkins believes Chelsea would be making a huge mistake selling the 26-year-old, regardless of how much money is on the table.
Ray Wilkins says he will give up his Chelsea season ticket if Eden Hazard is sold to Real Madrid
"It looks a very good front page, but that's about as far as it goes," Wilkins told Sky Sports.
"For Chelsea to lose Hazard, who is one of the five best players on the planet, they would have to replace this guy and he is irreplaceable at this moment in time.
"He's a wonderfully gifted footballer and why would Chelsea want to give him up?
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“I don't see there's any money out there. Roman Abramovich has an enormous amount of money himself.
"I couldn't give a monkey's what they offer. Chelsea wish to be the best club on the planet and they're heading in the right direction.
"What they've done over the past 10-12 years has been nothing short of phenomenal, so if you want to be the best why sell the best? They'll never get there if they sell Eden Hazard, who has been absolutely brilliant.
Chelsea star Eden Hazard has 11 Premier League goals this season
“I would imagine Mr Abramovich would not even consider any offer that comes in. You cannot replace him.
“If they sell him I'll give up my season ticket. He's that important."
Hazard has scored 11 goals in 26 Premier League games for Chelsea this season, helping the Blues move 10 points clear at the top of the table.