Sienna Miller and Tom Sturridge

REX

Looking chic in a classic black ensemble Sienna Miller wowed onlookers as she stepped out for dinner at J Sheekey, London, with fiancé Tom Sturridge.

SIENNA MILLER IN PICTURES
 
The G.I. Joe actress worked skinny black jeans, a simple matching T-shirt and gladiator style shoe-boots for the ultimate casual-chic look, while beau Tom also opted for a relaxed style adorning an informal blue shirt and black trousers with tan lace-up boots.

SIENNA MILLER WOWS IN DOLCE & GABBANA FLORALS AT BMW i3 LAUNCH
 
Sienna completed her casual evening style with a neat updo, black-lined eyes and a slick of dusky pink lippy as the couple enjoyed a night off from parenting duties.

Watch: Sienna Miller talks fashion and style...