Leonardo DiCaprio's girlfriend Camila Morrone, 21, boards yacht with the actor, ...

Their romance has gone from strength to strength since their relationship began in 2017.

And Leonardo DiCaprio and girlfriend Camila Morrone looked smitten as they boarded a yacht during a break in the actor's busy schedule at the Cannes Film Festival on Thursday.

The Once Upon A Time In Hollywood star, 44, and his Argentine model love, 21, were relaxed and happy as they enjoyed a day at sea, with Camila cracking a delighted smile as she sunned herself.

Romance: Leonardo DiCaprio and girlfriend Camila Morrone looked smitten as they boarded a yacht during a break in the actor's busy schedule at the Cannes Film Festival on Thursday

Romance: Leonardo DiCaprio and girlfriend Camila Morrone looked smitten as they boarded a yacht during a break in the actor's busy schedule at the Cannes Film Festival on Thursday

Living the dream: Camila, 21, cracked a delighted smile as she sunned herself

Living the dream: Camila, 21, cracked a delighted smile as she sunned herself

Camila slipped her toned frame into a glittering mauve Grecian inspired gown, which plunged to showcase her braless decolletage.

The stunning gown, which revealed her ample cleavage, cinched in at her slender waist before flowing into a chic ankle-length skirt.

Keeping the look comfortable, she slipped on nude sandals.

Smitten: The Once Upon A Time In Hollywood star, 44, and his Argentine model love, 21, were relaxed and happy as they enjoyed a day at sea

Romance: Leo has been busy promoting the hotly anticipated film

Smitten: The Once Upon A Time In Hollywood star, 44, and his Argentine model love, 21, were relaxed and happy as they enjoyed a day at sea

Wow: Camila slipped her toned frame into a glittering mauve Grecian inspired gown, which plunged to showcase her braless decolletage

Wow: Camila slipped her toned frame into a glittering mauve Grecian inspired gown, which plunged to showcase her braless decolletage

Showstopping: The stunning gown, which revealed her ample cleavage, cinched in at her slender waist before flowing into a chic ankle-length skirt

Riviera chic: Keeping the look comfortable, she slipped on nude sandals

Showstopping: The stunning gown, which revealed her ample cleavage, cinched in at her slender waist before flowing into a chic ankle-length skirt

Wow: Her brunette tresses were styled in loose waves parted in the middle while her sparkling peepers were hidden behind chic shades

Wow: Her brunette tresses were styled in loose waves parted in the middle while her sparkling peepers were hidden behind chic shades

Glitz: The beauty added a touch of sparkle with gold bangles, a delicate necklace and hoop earrings

Busty: The star showcased her ample cleavage in the stunning gown

Glitz: The beauty added a touch of sparkle with gold bangles, a delicate necklace and hoop earrings

Her brunette tresses were styled in loose waves parted in the middle while her sparkling

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