Sheer delight! Kate Mara wows in see-through sequined dress for the Guggenheim International Gala Pre-party in NYC

She announced she tied the knot with Jamie Bell in July of 2017.

And four months later, Kate Mara paired her diamond wedding ring with a glittering striped gown for the Guggenheim International Gala Pre-party in New York City.

The 34-year-old actress showed a hint of her black undergarments beneath the see-through frock.

Incredible: Kate Mara paired her diamond wedding ring with a glittering striped gown for the Guggenheim International Gala Pre-party in New York City on Wednesday

Incredible: Kate Mara paired her diamond wedding ring with a glittering striped gown for the Guggenheim International Gala Pre-party in New York City on Wednesday

The movie star's sequined frock featured stripes in multiple colors, including orange, yellow, green and blue tones.

Kate's sweetheart sheer frock was paired with a black strapless bra and matching underwear.

She paired the eye-catching look with classic black pumps and a matching clutch.

Kate styled her ombre tresses loose with waves, opting for a deep side part.

Flawless: The 34-year-old actress showed off a hint of her black undergarments beneath the see-through frock

Flawless: The 34-year-old actress showed off a hint of her black undergarments beneath the see-through frock

Natural beauty: The movie star's sequined frock featured stripes in multiple colors, including orange, yellow, green and blue tones

Natural beauty: The movie star's sequined frock featured stripes in multiple colors, including orange, yellow, green and blue tones

Glittering: Kate's sweetheart see-through frock was paired with a black strapless bra and matching underwear
Glittering: Kate's sweetheart see-through frock was paired with a black strapless bra and matching underwear

Glittering: Kate's sweetheart see-through frock was paired with a black strapless bra and matching underwear

Kate, who later added a biker jacket, wore bronze liner on her eye lids with coral nude lipstick on her pout.

Kate and her former Fantastic Four co-star Jamie Bell began dating in 2015 before tying the not two years later.

Also attending the Guggenheim International Gala pre-party was actress Michelle Monaghan.

For the event, which took place at the Solomon R. Guggenheim Museum on the Upper East Side, Michelle slipped on a black shift dress, adding a studded red clutch and black heels.

Michelle wore her brunette locks sleek and center parted, revealing her teal earrings. 

Glowing: Also attending the Guggenheim International Gala pre-party was actress Michelle Monaghan

Glowing: Also attending the Guggenheim International Gala pre-party was actress Michelle Monaghan

Lovely: For the even, which took place at the Solomon R. Guggenheim Museum on the Upper East Side, Michelle slipped on a black shift dress, adding a studded red clutch and black heels

Lovely: For the even, which took place at the Solomon R. Guggenheim Museum on the Upper East Side, Michelle slipped on a black shift dress, adding a studded red clutch and black heels

Beautiful: Michelle wore her brunette locks sleek and center parted, revealing her teal earrings

Beautiful: Michelle wore her brunette locks sleek and center parted, revealing her teal earrings

Rebecca cut an elegant figure in her coral dress, which had black buttons along the torso as well as two pockets.

The dark haired actress, 35, added edge with her sheer black tights and her star emblazoned boots.

 Portia Doubleday, 29, wore a sheer frock with her Dior undergarments visible. 

Putting her best foot forward: Rebecca cut an elegant figure in her coral dress, which had black buttons along the torso as well as two pockets

Putting her best foot forward: Rebecca cut an elegant figure in her coral dress, which had black buttons along the torso as well as two pockets

Edgy: Portia Doubleday, 29, wore a sheer frock with her Dior undergarments visible

Edgy: Portia Doubleday, 29, wore a sheer frock with her Dior undergarments visible

Bold: Phoebe Collins chose a pleated red skirt with a Christian Dior bralette

Bold: Phoebe Collins chose a pleated red skirt with a Christian Dior bralette

Chic: Mia Moretti slipped on her burnt orange drape dress, adding a black hat and heels

Chic: Mia Moretti slipped on her burnt orange drape dress, adding a black hat and heels

Glamorous: Alana Haim, Danielle Haim and Este Haim of the band Haim coordinated

Glamorous: Alana Haim, Danielle Haim and Este Haim of the band Haim coordinated

Close: Sisters Alana, Danielle and Este looked incredible for the event, made possible by Dior

Close: Sisters Alana, Danielle and Este looked incredible for the event, made possible by Dior

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