Adams, 40, and Darren were enjoying a casual outing in Los Angeles with their four-year-old daughter Aviana when she was photographed with the bling on her finger.
The "Big Eyes" star wore a striped Baja hoodie, blue jeans, and heeled mules during the outing.
She had her famous auburn locked into a relaxed bun, and finished off her look with sunglasses.
The make-up free actress was later on snapped carrying her daughter on her hip. As for Darren, he looked casual with facial hair and a long-sleeved grey T-shirt which he paired with casual blue denims.