Pia Whitesell Stuns in $21,000 Coachella Wardrobe

 has once again flaunted her wardrobe - and her latest outfits have an eye-watering price tag. 

The Australian  - who is married to billionaire Hollywood agent Patrick Whitesell, took to Instagram Stories on Tuesday with photos of two outfits she sported while attending the world-famous festival. 

In the first photo, an elated-looking Pia, 42, was seen posing in front of a wall wearing a white long-sleeved mini dress accessorised with a Saint Laurent Sac Chaine bag worth $5,696.

She also wore a pair of $4,100 Miu Miu leather boots and a set of Bottega Veneta sunglasses worth $995.

In the second image, Pia once again sported her Bottega Veneta sunglasses, along with a black ruched mini dress by Saint Laurent, worth $5,696 and a Valentino tote, which retails for $5,000. 

She also tagged her stylist Marielou Bartoli, who has worked with the likes of ,  and . 

Pia has been partying the week away at Coachella with her sons Isaiah, 22, and Lennox, 19, as well as husband Patrick, 61. 

Also joining her are fellow Australian celebrities including AFL WAGs Bec Judd and Jessie Murphy. 

Earlier in the week, she took to Instagram Stories to showcase the $11,200 outfit she wore for day three of the iconic festival. 

Showcasing her svelte physique, the mother-of-two sported a white lace-trimmed silk mini dress by Magda Butrym, which retails for $3,260. 

She paired the dress with a $3,550 black leather hobo bag and a pair of Bottega Veneta sunglasses worth $995. 

Her ensemble also included a pair of black high leather boots by Fendi, which retail for $3460, and an assortment of gold jewellery including hoop earrings, a crucifix necklace and several bracelets. 

On Saturday night, the Home And Away star uploaded several videos of herself dancing in the crowd as Justin Bieber performed his 90-minute set on the main stage.

Dressed in a black hoodie emblazoned with the word 'Bieberchella', the brunette was seen bouncing around and waving her hands to the music.