Prince George's adorable christening outfit another sell-out!

Prince George is maintaining his run as a royal-fashionista with his latest ensemble another sell-out! Photo: Getty Images

There's no doubt Prince George stole the show at his sister, Princess Charlotte's christening at on July 5 in his red ensemble.

The outfit was a perfect nod to one his father, Prince William, wore some 30 years earlier, when Prince Harry was born in 1984.

PHOTOS: Prince George at it again: Royal tot steals the show at Princess Charlotte's christening

However George's duds were new and very much available for purchase - or at least they were anyway.

The Rachel Riley romper set was selling for $189 however within hours of the tot's royal sighting, it was sold out.

Prince George's outfit was almost identical to one worn by Prince William in 1984. Photos: Getty Images

PHOTOS: 7 must-see photos from Princess Charlotte's christening

The designer is a regular go-to for the nearly two-year-old Prince, with George wearing a pair of her sailboat overalls during his first-ever royal engagement in New Zealand back in 2014.

It too was a sell-out - like most of his outfits since.

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