Stone Fox: Sharon's Italian Bikini Holiday

Our basic instincts are telling us that Sharon Stone has spent plenty of time in the gym, keeping her 51-year-old body in phenomenal shape.

Click here for more amazing shots of Sharon yachting on the Italian coast!

The svelte star was snapped Sunday aboard the boat of Italian jeweler Giorgio Damiani, with his wife and daughter, on Esposito Bay.

Don’t miss another sexy star that loves sunbathing in Italy—Eva Mendes on the Amalfi Coast!

Stone and company then took the good times to a restaurant in the posh Cala di Volpe hotel, where the actress met with director/actor Alan Arkin in  Sardinia, Italy.

Stone has been on a tear celebrating her great shape, having recently lost her top for an Italian magazine shoot.