Scarlett Johansson forgoes a bra as she flashes cleavage in plunging pantsuit at amFAR

She is one of the night’s big honorees.

And Scarlett Johansson certainly looked to be all business as she arrived to amFAR on Wednesday night in New York.

The 32-year-old, however, made sure to flash plenty of cleavage in the attire as she opted to not wear a bra or blouse under her chic suit.

Scroll down for video

Suited and booted: Scarlett Johansson certainly looked to be all business as she arrived to amFAR on Wednesday night in New York

Perhaps more provocative than her lack of a bra was the absence of her wedding ring.

She was alleged to have split from husband Romain Dauriac after she was previously pictured without her wedding ring.

The pair – who raise two-year-old daughter Rose Dorothy together. were seen earlier this week arriving at JFK airport.

Taking the plunge: The 32-year-old, however, made sure to flash plenty of cleavage in the attire as she opted to not wear a bra or blouse under her chic suit

Perhaps more provocative than her lack of a bra was the absence of her wedding ring

Insiders told People magazine that ‘they’ve been separated since the summer.’

Shortly after came reports that it was Scarlett who ended the relationship according to a report from Us Weekly.

‘Scarlett initiated splitting up and made the decision,’ according to a source for the publication. They went on to explain that ‘she felt like they didn’t have much in common as far as lifestyle.’

Star power: The actress posed up with Kevin Robert Frost and Kenneth Cole

One of the honorees: The amfAR New York Gala unofficially kicks off New York Fashion week and honors individuals who have helped raise awareness of HIV/AIDS

Guest of honor: ScarJo was one of the honorees on the night, along with Donatella Versace

Hear me out: She took to the podium to address the gathered guests

The actress began dating Romain in 2012 and they got engaged in 2013.

They married in secret at The Ranch At Rock Creek in Philipsburg, Montana in October 2014 shortly after the birth of their daughter.

‘They were really laid back and friendly and almost always had the baby,’ an insider tells E! News at the time.

The amfAR New York Gala unofficially kicks off New York Fashion week and honors individuals who have helped raise awareness of HIV/AIDS.

United front: Scarlett appeared to hit out at allegations of a split when she put in a joint appearance with her husband Romain Dauriac at an exhibition in New York City last month