Devon Windsor Seaside Sexy

3/19/2017 8:31 AM PDT

0319-victorias-secret-model-devon-windsor-sexy-in-the-sea-gallery-launch-AKMGSI-01Devon Windsor is a beauty by the sea ... and her boyfriend knows it.

Paps got the Victoria's Secret model Saturday in Miami with her BF, Johnny Dex, where the couple got frisky in the water.  

Yeah, we wish we were Johnny too.