Sienna Miller gleams in silver at Panthere De Cartier bash

Simply stunning! Sienna Miller gleams in silky silver tank top and trousers as she leads the stars at watch launch

Published: 02:17 EDT, 6 May 2017 | Updated: 00:09 EDT, 15 May 2017

Sienna Miller was a showstopper at the celebrity-strewn Panthere De Cartiere watch fête that was thrown in Los Angeles this Friday evening.

She'd slid into a sleeveless silver top with a sloping neckline that dipped far enough to offer a glimpse at her cleavage as she stood for photos.

A matching flowing pair of trousers draped about the 35-year-old actress' enviably trim legs, and she garnished the look with a white clutch.

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Smiling ear to ear: Sienna Miller was a showstopper at the celebrity-strewn Panthere De Cartiere watch fête that was thrown in Los Angeles this Friday evening

Her lightly wavy blonde hair tumbled freely onto her shoulders, largely obscuring her gleaming drop earrings, and she'd also clasped on a watch.

Kirsten Dunst wore an off-white striped top with a couple of buttons undone - though not enough to show off much decolletage - and with baggy sleeves.

A high-waisted pair of black trousers emphasized her svelte torso and fanned out as they tumbled over a bright red pair of shoes that matched her lipstick.

Blonde bombshell: She'd slid into a sleeveless silver top with a sloping neckline that dipped far enough to offer a glimpse at her cleavage as she stood for photos

On the move: A matching flowing pair of trousers draped about the 35-year-old actress' enviably trim legs, and she garnished the look with a gleaming watch

Beaming: Sienna flashed a radiant smile as she arrived at the event

Silk sensation: The star looked incredible in her wide-legged trousers and top

Coordinating in cream: The blonde beauty completed her look with a simple clutch bag

Super chic: Sienna pulled her look together with a dramatic pair of drop earrings

Take style cues from Sienna with her Tod's evening bag

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Tod's Double T Clutch

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Sienna Miller was one of the many celeb attendees at the Panthere De Cartiere watch launch party in LA. She joined Lily Collins, Poppy Delevingne and Dakota Johnson among others at the star studded event.

The British beauty got all dolled up for the night in a silk camisole and matching pants for a look that had glamour written all over it.

The finishing touch was an ivory colored clutch bag with gold accents and a double T logo that was instantly recognizable.

That's right this lovely little number is by Tod's and the Italian luxury label known for their driving loafers has been steadily gaining popularity.

This exact bag is not available online but you can buy it in black at Italist. Or get a similar style from the edit below.

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Poppy Delevigne, sister of Cara, cut an eye-popping figure in a leopard print pantsuit that'd got the pertinent black spots speckled all over a bright scarlet field.

A gold choker encircled her neck, her platinum blonde hair had been tucked behind her ears, she grasped a yellow purse and her top was open over her black bra.

Rachel Zoe had slid on a glinting black leather skirt that dripped with fringe at the hem, matched with a possibly faux fur coat and a plunging black top.

Serene: Kirsten Dunst wore an off-white striped top with a couple of buttons undone - though not enough to show off much decolletage - and with baggy sleeves

Coordinated: A high-waisted pair of black trousers emphasized her svelte torso and fanned out as they tumbled over a bright red pair of shoes that matched her lipstick

A necklace dipped into her decolletage, and a swirl of silver and black patterns spread across the ankle-strap platform shoes she'd slid into that evening.

Lily Collins' elaborately embroidered midnight blue cocktail dress featured a waist-length dipping neckline that showed off her impressively flat midriff.

Her asymmetrical hemline dipped and rose about her thighs, heightening the leggy look of her ensemble, and her wavy brown hair had been tucked back.

Heaven on earth! Miranda Kerr dazzled in a gorgeous white mini dress and strappy gold heels

Stunning: Revenge star Ashley Madekwe looked sensational in a white two-piece that teamed together flared trousers and a bandeau top that boasted a long flowing train down its back

Making a splash: Poppy Delevigne, sister of Cara, cut an eye-popping figure in a leopard print pantsuit that'd got the pertinent black spots speckled all over a bright scarlet field

High spirits: The model was all smiles as she struck up a pose for photographers inside the bash

Flaunting her assets: Underneath her vibrant suit, Poppy teased a look at her cleavage with a skimpy black bralet

Rubbing shoulders: Poppy stopped for a photo with fellow model and Italian beauty Bianca Brandolini d'Adda

Fashion forward: She showcased her style credentials while catching up with Dita Von Teese who looked delightful in a plunging satin jumpsuit

Chic as ever: Olivia Culpo wore a blue sleeveless cocktail dress hemmed at about mid-thigh, beneath a blue and black striped coat that fell nearly to her stiletto-clad feet

Looking fabulous: Her hair had been slicked severely down, and Miss USA 2012 had added a splash of glitz to her ensemble by way of a pair of hoop earrings that shone under the lights

The look: Rachel Zoe had slid on a glinting black leather skirt that dripped with fringe at the hem, matched with a possibly faux fur coat and a plunging black top

Olivia Culpo wore a blue sleeveless cocktail dress hemmed at about mid-thigh, beneath a blue and black striped coat that fell nearly to her stiletto-clad feet.

Her hair had been slicked severely down, and Miss USA 2012 had added a splash of glitz to her ensemble by way of a pair of hoop earrings that shone under the lights.

A light blue collar poked out onto the otherwise largely navy top that Dree Hemingway - great-granddaughter of Ernest Hemingway - had donned that night.

When you got it: Lily Collins' elaborately embroidered midnight blue cocktail dress featured a waist-length dipping neckline that showed off her impressively flat midriff

Off-kilter: Her asymmetrical hemline dipped and rose about her thighs, heightening the leggy look of her ensemble, and her wavy brown hair had been tucked back

The garnish: Black stilettos went well with the look, and she'd accessorized not only with multiple rings and a pair of earrings but also with a simply elegant watch

Dita Von Teese's robe-like black top featured traces of frill at its low-dipping neckline, and the matching trousers were cut off a couple of inches above her ankles.

As she turned on her stilettos to show the cameras a profile view, the netted-black-veil-wearing burlesque dancer indicated that her ensemble was in fact backless.

A boxy red short-sleeved dress was the ticket for Julie Delpy, who shoved her hands in her pockets and had popped on tan strap-heavy high-heeled shoes.

Progeny of an icon: A light blue collar poked out onto the otherwise largely navy top that Dree Hemingway - great-granddaughter of Ernest Hemingway - had donned that night

Behind the veil: Dita Von Teese's robe-like black top featured traces of frill at its low-dipping neckline, and the matching trousers were cut off a couple of inches above her ankles

Smoldering stare: A boxy red short-sleeved dress was the ticket for Julie Delpy, who shoved her hands in her pockets and had popped on tan strap-heavy high-heeled shoes

Sofia Coppola wore a dress with sheer puffed-out sleeves that ended at the elbow and a sheer section that slid from about mid-calf until nearly her ankles.

A watch around her wrist as well, she'd popped on a pair of gold-colored ankle-strap stilettos that'd got massive gold flowers over the front and top of each foot.

Dakota Johnson's simple black dress was heavily pleated below the high waistline, and above that line was sleeveless and featured a cleavage-baring V-neck.

Hinting: Sofia Coppola wore a dress with sheer puffed-out sleeves that ended at the elbow and a sheer section that slid from about mid-calf until nearly her ankles

It is spring, after all: A watch around her wrist as well, she'd popped on a pair of gold-colored ankle-strap stilettos that'd got massive gold flowers over the front and top of each foot

Triptych: Dakota Johnson's simple black dress was heavily pleated below the high waistline, and above that line was sleeveless and featured a cleavage-baring V-neck

What doesn't belong?: The element of contrast - nowhere to be found from her shoes, which were black - came in the form of the tiny clutch she was grasping, which was white

The element of contrast - nowhere to be found from her shoes, which were black - came in the form of the tiny clutch she was grasping, which was white.

LL Cool J wore a black hoodie that complemented the charcoal hoodie he'd worn over a black T-shirt, and teamed with black trousers as well as black shoes.

The gold-colored metallic zip running down the front of his top was positively incandescent under the lights, and he posed at one point with his arms spread.

High spirits: LL Cool J wore a black hoodie that complemented the black hoodie he'd worn over a matching T-shirt, and teamed with black trousers

Warm welcome: The gold-colored metallic zip running down the front of his top was positively incandescent under the lights, and he posed at one point with his arms spread

Marilyn Manson was typically scene-stealing in a blue and red tartan three-piece suit he'd buttoned shut over a white dress shirt, accessorizing with a chain necklace.

The shirt went nicely with black leather gloves and black leather shoes, as well as the dark blue aviator sunglasses the singing star had popped onto his face.

His hair slicked back, he mugged for the camera at the Cartier event, posing at one point with his legs spread far apart and his knees bent.

Dapper Dan: Marilyn Manson was typically scene-stealing in a blue and red tartan three-piece suit he'd buttoned shut over a white dress shirt, accessorizing with a chain necklace

Glowering: The shirt went nicely with black leather gloves and black leather shoes, as well as the dark blue aviator sunglasses the singing star had popped onto his face

Beauty: Paris Hilton wowed onlookers as she arrived in a slinky silver gown that highlighted her enviable frame

Loved-up: The starlet was joined by her boyfriend Chris Zylka and the pair made sure to cuddle up for the cameras

Smile: Ashley cut a glamorous figure in a white strapless Halston Heritage FW/17 jumpsuit as she worked her way around the event

Picture perfect: She was joined by her husband Iddo Goldberg - the pair married in 2012

Specs appeal: Julie Delpy later spiced up her outfit by adding a pair of retro specs

Glam duo: Model Rose Betram (left) put on a leggy display in a quirky leopard-print dress while actress Mia Goth (right) stunned in a printed shift dress and ankle boots