Amanda Seyfried looked stunning in a classy strapless black dress as she attended the Tiffany & M.A.D. Dinner during Paris Fashion Week on Monday night. The glamorous event marked the actress’s first public appearance since announcing her split from her husband Thomas Sadoski after nine years of marriage. The couple, who share two children, daughter Nina, nine, and son Thomas, five, said they had been ‘separated for a while’ and it was the ‘right move’ for the family. And Amanda, 40, enjoyed a night out as she joined fellow stars Anya Taylor-Joy, Rosie Huntington-Whiteley and Cynthia Erivo for the event. Anya, 30, wowed in a strapless metallic grey dress which featured a sheer lace midsection.Rosie, 39, kept it stylish in a tailored black blazer jacket with accentuated shoulder pads and matching suit trousers. Amanda Seyfried wowed in a classy strapless dress in her first public appearance since her split from her husband at the Tiffany & M.A.D. Dinner during Paris Fashion Week on Monday The actress was joined by Anya Taylor-Joy (L) and Rosie Huntington-Whiteley (R) for the glitzy event Elsewhere Cynthia rocked an oversized navy denim jacket and matching long leather skirt. Caroline Daur was also in attendance as she opted for a classy white button up top and matching miniskirt. Amanda and her husband confirmed their split earlier this month in a joint statement to PEOPLE. They said: ‘We have been separated for a while, and it’s proven to be the right move for us and our family unit. We’ve got each other forever—and it’s GOOD.’The pair were last pictured together at an event on January 9, when Sadoski joined the actress at a party celebrating her Golden Globe nomination for The Testament of Ann Lee at Chateau Marmont in Los Angeles.The Daily Mail reached out to representatives of the couple for comment at the time. However Amanda proved things were still amicable between the pair as she shared a snap of her estranged husband to her Instagram Stories that same week. The photo saw him sitting at a table with a bearded dragon perched on his shoulder. ‘@thomassadoski is a #reptiledad,’ she wrote on the snap. Amanda was seen chatting with Anya during the dinner Cynthia Erivo rocked an oversized navy denim jacket and matching long leather skirt Anya, 30, wowed in a strapless metallic grey dress which featured a sheer lace midsection. Caroline Daur was also in attendance as she opted for a classy white button up top and matching mini skirt Rosie, 39, kept it stylish in a tailored black blazer jacket with accentuated shoulder pads and matching suit trousers Greta Lee also opted for an all black look in a black low-cut blouse and matching midi skirt Rosie and Greta posed together in their similar looks Diane Kruger, Rosie Huntington-Whiteley, Greta Lee, Amanda Seyfried, Anya Taylor-Joy and Adria Arjona (pictured L-R) Anya posed for a snap with Lauren Santo Domino who wowed in a satin blue dress adorned with roses Anya was joined by her husband Malcolm McRae who looked smart in a pale blue shirt and tie Amanda also posed with Adria Arjona for snaps Anya and Rosie looked stunning for the fancy dinner Saltburn’s Alison Oliver wowed in a simple grey floor length dress Kelsey Merritt wowed in a golden satin dress Adria Arjona, Cynthia Erivo, Derek Blasberg were sat together for the night Anne Watanabe opted for a stunning champagne lace dress with matching blazer jacket and silver clutch bag Camille Cottin and Diane smiled together The girls posed for a group snap together The actress went on to share a poignant quote about living fully, forgiving others and keeping your heart open.’Defend you heart, do whatever it takes to keep it open despite what it has been through. Forgive, not just others, but yourself, as well,’ part of the quote read. ‘Yes yes yes,’ Amanda wrote underneath.She also posted a cryptic quote which read: ‘There’s really not a difficult thing unless you decide it’s a difficult thing. Otherwise, it’s just the next thing you’re figuring out.’ It’s unclear exactly how long the pair have been separated, but during their last public appearance in January, they appeared close as they posed for photos together. In January, Amanda told Vogue that Thomas ‘sacrifices a lot for me’ amid her busy career. ‘He also knows that, in this moment, the opportunities I’m being afforded are insane,’ she added. The duo met in 2015 while starring together in the off-Broadway play The Way We Get By.