Stephanie Seymour Shows Off Amazing Bikini Body at 45

Stephanie Seymour shows off her amazingly fit bikini body while spending the day frolicking on the beach with her family on Saturday (December 28) in St. Barts.

The 45-year-old model was joined by her husband Peter Brant, their daughter Lilly, and some friends for the tropical beach outing.

PHOTOS: Check out the latest pics of Stephanie Seymour

Stephanie and her family have been taking a trip to St. Barts over the Christmas and New Year’s holidays for the past few years.

30+ pictures inside of Stephanie Seymour showing off her bikini body…