The U.S. star dressed in a low cut black dress for the anniversary cover of U.S. magazine Ocean Drive.
Kim, 29, has shed the pounds in recent months, attributing the dramatic results to a product called QuickTrim, which she endorses with sister Khloe.
Trim: The socialite has managed to lose half a stone in recent months
But despite her weight loss, the socialite has still managed to maintain the famous curves that propelled her to fame.
Last night the brunette attended a party at Miami Beach to celebrate the magazine's 17th anniversary.
She was joined by veteran actor Michael Caine, and her brother Rob at the event, hosted at the plush Delano Hotel.
Stunning: Kim last night at the Delano Hotel in Miami Beach at Ocean Drive Magazine's 17th anniversary party