The 23-year-old beauty had accepted her man's proposal at the Download Festival but not made it public. However, now they seem to care less as they celebrated their engagement with a night out with friends and family at a London restaurant.
They were also snapped leaving the same eatery, though they tried not to be clicked together. A sparkling diamond engagement ring was seen on her finger. Gemma had recently broken up with 19-year-old Spanish stuntman Eduardo MuÑoz, her horse-riding instructor on the set of the Disney production, 'Prince of Persia: The Sands of Time".