Her new beau, however, missed out on the fun in the sun.Diaz ditched her denim shorts to reveal her hot bikini bod before hitting the beach.The young BET star showed off her pierced belly button as she splashed around in the water with a big smile on her face.
PHOTOS: Hottest celeb bikini bodies Murphy and Diaz were first seen in public together last month grabbing coffee.
The actor's last serious relationship was with "Unbreak My Heart" singer Toni Braxton, 44.
A source told Us Weekly the couple began dating last November and by February things were really heating up.
Raquel Roxanne "Rocsi" Diaz, also known as just Rocsi, is a Honduran-born, American television personality and model.
She is best known as the co-host on the BET program 106 & Park from 2006-2012.
She was a correspondent on Entertainment Tonight during 2012-2014, where she was billed as "Rocsi Diaz".
Diaz was born in Tegucigalpa, Honduras but moved with her family to New Orleans, Louisiana. Rocsi announced on 106 & Park on July 30, 2009, that she suffered from anorexia during her years in middle school and high school due to her love for cheerleading.
She graduated from West Jefferson High School in Harvey, Louisiana. After growing up in New Orleans, she launched her career in Dallas, Texas, as a host on the city’s premier urban radio station, 97.9 The Beat.
Here, Rocsi cultivated a unique, street-smart style that caught the attention of Boston’s Hot 97.7, where she later became a DJ.
The 51-year-old actor is reportedly dating 28-year-old Rocsi Diaz, who was photographed joining him on his annual family trip to Maui, Hawaii.
PHOTOS: Couples with huge age differences The host hit the beach in a skimpy string bikini on Tuesday.