The enviable festival garment allowed Poppy to show off her toned pins, which she paraded in a pair of black leather heeled boots.
Best prairie dresses if you're totally obsessed with Daphne from Bridgerton right now
Bridgerton is back and if you love the dresses Phoebe Dynevor and the ladies wear, you need to check out these puff sleeve prairie style dresses that totally have a vintage feel.READ: Bridgerton season two early reviews are in - and they are saying the same thing
The London-born beauty coiffed her bright blonde locks with a gorgeous wave and accessorised with a statement pair of round shades.
She stopped for a striking photograph with actor Evangelo Bousis, Italian model Bianca Brandolini d'Adda and fashion designer Peter Dundas.
Wow: She stopped for a striking photograph with (from L-R) actor Evangelo Bousis, Italian model Bianca Brandolini d'Adda and fashion designer Peter Dundas
Earlier this year, the Mail On Sunday reported that Poppy and her husband, 42, 'have consciously uncoupled' and have been little more than friends for the best part of a year.
Amanda Holden puts on dazzling display in silk dress and heels
Heart Radio host Amanda Holden dazzled in a striped L.K. Bennett silk dress behind the scenes of her breakfast showLOOK: Amanda Holden sets pulses racing in a chic leather skirt
Video: Scott Disick Hypes Up Khloe Kardashian After She Debuts Blunt Bob Hairstyle at Oscars Party (E! News)
At Saturday's event, she was seen with several gold fashion rings but her unique blue diamond engagement and wedding rings were once again missing.
In February, she flashed her ringless hand to photographers at Perfect Magazine's London Fashion Week party at The Standard, days after also being pictured without the sparkler at family friend Joan Collins ' anniversary bash.
The model married James in 2014 at a lavish Knightsbridge church ceremony, with sisters Cara and Chloe Delevingne among her 17 bridesmaids.
After being together for five years, James, who works for his family's aerospace company, proposed in October 2012 with a bespoke jewellery box by Anya Hindmarch. It contained an engagement ring alongside pictures of the couple and the words 'will you marry me?' embossed in gold.
Lorraine Kelly stuns in leather dress and heels
Lorraine host Lorraine Kelly wowed fans wearing a beige Coast shirt dress and heels behind the scenes of the showMORE: Lorraine Kelly admits 'awful' health realisation during the pandemic
The Mail On Sunday also reported that Poppy had moved into her own place in West London, with an insider spilling: 'James is refusing to accept things are over.'