"Hustle" will be available to stream on Netflix on June 8, and Adam Sandler and the NBA superstar are among the film's producers.
It follows a former basketball scout as he attempts to salvage his career by recruiting an overseas player with a checkered past to play in the NBA.
A chocolate leather bustier top paired with a high-waist trousers made Savannah look effortlessly chic at the event.
Due to its polished structure, front pleats, and cuffed hem, the pants gave her ensemble a business-casual look.
Her look was complete by a white blazer draped delicately over her shoulders and brown open-toe heels.
The business mogul accessorized her look with a thin silver necklace, diamond bracelets and a white padded round clutch to make it a standout.
Savannah's caramel tresses matched her glowing makeup and glossy lips perfectly.
In a brown corduroy jacket with a black top and tapered pants, LeBron finished off his look with white sneakers and sleek shades.
With her signature style, Savannah has stepped it up a notch by serving some of the most classic and romantic looks.