Emily wore a polka dot halter-top bikini and had her hair slicked back with a middle part.
The London-born American model also wore a pair of lightweight, white linen pants as a coverup.
She kept the accessories to a minimum, only opting for a pair of sunglasses and some gold hoop earrings.
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While Emily happily posed for the camera, her pal Gigi was bit more inconspicuous. She had her trademark blonde hair tied up in a top-knot and wore pair of white-frame sunglasses.
The 23-year-old also chose to go with a sleek bathing one-piece. It featured spaghetti straps and a one-of-a-kind u-neck.
What do you think of Emily and Gigi's swimsuits? Let us know in the comments!