Jennifer and About A Boy star Nick enjoyed a meal with Tom at the Firehouse Club restaurant in London.
For the dinner date 23-year-old Jennifer sported a camel-coloured coat over chic black jumpsuit and accessorised her look with a metallic gold belt and black open-toe heels.
Jennifer Lawrence and Nicholas Hoult dined with Tom Ford in London
Nick, meanwhile, opted for a blue and white checked shirt, a navy jacket and black trousers and Tom wore a black jacket and trousers, a white t-shirt and sunglasses.
Jennifer Lawrence's boyfriend Nicholas Hoult on dating the Hollywood star
As the famous trio left the North London eatery, Jennifer was seen flashing the bright turquoise ring that had caused a stir earlier in the day.
On Thursday afternoon Jennifer and Nick were photographed at a North London pub where the Kentucky-born actress was wearing what looked like an engagement ring.
Adding to their romantic and jovial appearance, Jennifer and Nick beamed and laughed affectionately with each other throughout the low-key date.
Berkshire-born Nick, 24, has previously spoken about his relationship with Jennifer and how he feels about her ever-increasing fame.
"She deserves it all," he said "It's fun to watch.
"The privacy thing obviously changes but the rest pretty much stays the same," he later told V Man magazine. "It’s like that thing whereby you don’t believe your own hype. Enjoy the good times, but don’t get swept away with it.
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"I am just kind of a bystander in many ways," he added. "It is well-deserved for her. I haven’t really seen any change in her."