The Orla Kiely dresscoat worn by the Duchess of Cambridge Kate Middleton sold out "within minutes" of her public appearance, a spokeswoman for the Irish label said.

As soon as the duchess was spotted wearing the brown dove-patterned garment, there was an "absolute frenzy" on the website, the spokeswoman added.

Middleton wears Irish designer Orla Kiely

The Birdie Wool Jacquard Shirt Dress, which was on sale for £162.50 down from £325, was still being advertised by the Irish designer this morning but has since sold out of every size but the brand still have a similar style available to buy.

The Duchess completed her look with suede Aquatalia ankle boots, which she wore this time last year while an another trip, plus a rich brown clutch.