Single in the city: Beaming Naomi Watts cuts an elegant figure in pleated dress while ex Liev Schreiber enjoys romantic date with new woman Morgan Brown

By Sarah Sotoodeh For Dailymail.com

Published: 16:09 EST, 18 May 2017 | Updated: 17:55 EST, 18 May 2017

Her ex Liev Schreiber enjoyed a PDA filled walk in LA with Gerard Butler's ex Morgan Brown on Wednesday - eight months after their shock split.

But Naomi Watts appears to be unfazed at his rebound romance.

The 48-year-old actress beamed as she enjoyed a solo stroll in New York City on Thursday, dressed in a flirty pleated dress.

Not bothered: Naomi Watts wows in chic dress while out in NYC, one day after ex Liev Schreiber steps out in LA with Gerard Butler's ex Morgan Brown

Not bothered: Naomi Watts wows in chic dress while out in NYC, one day after ex Liev Schreiber steps out in LA with Gerard Butler's ex Morgan Brown

The King Kong star and Liev were together for 11 years and have two children: Alexander 'Sasha,' nine, and Samuel, eight.

Naomi and Liev began a relationship in 2005 and announced their split in September 2016; they never married.

Her outing comes just one day after her Liev's date with the 41-year-old former model and interior designer.

Naomi breezed about in her navy dress, which highlighted her toned legs.

Chic lady: The 48-year-old actress beamed as she enjoyed a solo stroll in New York City on Thursday, dressed in a flirty pleated dress

Chic lady: The 48-year-old actress beamed as she enjoyed a solo stroll in New York City on Thursday, dressed in a flirty pleated dress

What a lady: Naomi breezed about in her navy dress, which highlighted her toned legs

What a lady: Naomi breezed about in her navy dress, which highlighted her toned legs

The British-born actress chose a button up pleated dress, with long sleeves and a loose fit. 

The elegant number had a yellow and pink textured collar, which perfectly complemented her floral handbag.

Naomi slung the $2,625 Chloe Drew shoulder bag for her walk; the trendy bag has peach, nude, brown and black floral details with gold hardware. 

The mother of two styled her short blonde locks loose with a touch of gloss on her pout.

Moving on: Her ex Liev Schreiber enjoyed a PDA filled walk in LA with Gerard Butler's ex Morgan Brown on Wednesday - eight months after their shock split 

Moving on: Her ex Liev Schreiber enjoyed a PDA filled walk in LA with Gerard Butler's ex Morgan Brown on Wednesday - eight months after their shock split 

Happier times: The King Kong star and Liev were together for 11 years, and have two children: Alexander 'Sasha,' nine, and Samuel, eight; pictured two weeks before they split last September

Happier times: The King Kong star and Liev were together for 11 years, and have two children: Alexander 'Sasha,' nine, and Samuel, eight; pictured two weeks before they split last September

Later in the day, Naomi slipped out of her dress for a more casual look.

The pretty star rocked cropped denim with a white T-shirt, adding a pale yellow jacket.

Naomi was seen in the summery look while leaving a hotel; she was at the establishment for a press junket.

Natural beauty: Later in the day, Naomi slipped out of her dress for a more casual look

Natural beauty: Later in the day, Naomi slipped out of her dress for a more casual look

A ray of sunshine: The pretty star rocked cropped denim with a white T-shirt, adding a pale yellow jacket

A ray of sunshine: The pretty star rocked cropped denim with a white T-shirt, adding a pale yellow jacket

On Wednesday night, Naomi wore a lacy black dress by Prabal Gurung for the Mamarazzi screening of The Book Of Henry in the Big Apple.

The gown featured see-through elements as well as a floral pattern all over.

Naomi looked pretty in the floor-length look, which had a cinched waist and billowy sleeves.

Naomi gushed about her ex and touched on why they chose to remain amicable in the June issue of Vogue Australia.

Strike a pose: On Wednesday night, Naomi wore a lacy black dress by Prabal Gurung for the Mamarazzi screening of The Book Of Henry
Strike a pose: On Wednesday night, Naomi wore a lacy black dress by Prabal Gurung for the Mamarazzi screening of The Book Of Henry

Strike a pose: On Wednesday night, Naomi wore a lacy black dress by Prabal Gurung for the Mamarazzi screening of The Book Of Henry

Beaming: The gown featured see-through elements as well as a floral pattern all over; pictured with producer Carla Hacken on Wednesday in NYC at the screening

Beaming: The gown featured see-through elements as well as a floral pattern all over; pictured with producer Carla Hacken on Wednesday in NYC at the screening

She said: 'He's a fantastic dad, a wonderful, wonderful man, and we still want the absolute best for each other.'

Naomi, who added that she's 'single' and 'co-parenting,' revealed to Vogue Australia that 'there are good days and bad days.' 

'Liev and I are on great terms and we're trying to do our absolute best for the sake of the children and hope to keep moving forward in that way.' 

Flashback: Naomi and Liev began a relationship in 2005 and announced their split in September 2016; pictured with their kids in Sydney

Flashback: Naomi and Liev began a relationship in 2005 and announced their split in September 2016; pictured with their kids in Sydney

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