The American actress looked typically stylish in a tasteful cream sweater and generously cut slacks while enjoying the sights after leaving her hotel.
She added to her look with matching cream heels, while a sweeping black top coat with distinctive red lining rounded things off.
Accessorising tastefully, the former child star opted for a statement earrings, with a silver handbag giving the overlook an extra splash of colour.
Thorne, 25, who is in Paris with producer fiancé Mark Emms, appeared to be alone as she mingled with pedestrians during the brief outing.
Here she comes: Bella Thorne made the most of a break between catwalk presentations on Monday as she ventured out in the French capital on the penultimate day of Paris Fashion Week
The previous evening she displayed her curves in a form fitting gown and leather jacket as she joined Emms, 44, at Sinner Paris for an amFAR party,
Thorne oozed sex appeal in the black and white floor length dress, which featured flashes of gold, with her biker jacket adding an unexpected twist.
She teamed the one-shouldered frock with pointed patent leather heels and accessorised with chunky rings and colourful bangles.
Entrepreneur and Bad Vegan producer Emms, looked dapper in a sleek suit, which he wore with a plain black tee and smart shoes.
The couple confirmed their engagement in May, a year after meeting on the beach in Ibiza during Cara Delevingne’s birthday party.
Emms, who also owns the New York City hotspot The Mulberry, actually popped the questions at Bella’s house in California on Mother’s Day earlier this year.
American Horror Stories star Thorne and her fiancé posed together in a sweet photo announcing the news on social media.
The actress made sure to include the 10-plus carat emerald cut diamond engagement ring prominently in the photo.
Looking good: The American actress looked typically stylish in a tasteful cream sweater and generously cut slacks while enjoying the sights after leaving her hotel
Couple goals: The previous evening she displayed her curves in a form fitting gown and leather jacket as she joined fiancé Mark Emms at Sinner Paris for an amFAR party,
‘It was love at first sight as the sun rose,’ she told Vogue Weddings.
Thorne told the publication she’d like to have the wedding at a country manor in the United Kingdom, but has not announced a wedding date.
‘Every bride does not need one gown,’ she said hinting at multiple wardrobe changes, ‘but four!’
Smitten: The couple confirmed their engagement in May, a year after meeting on the beach in Ibiza during Cara Delevingne’s birthday party