Princess Kate stunned in a black and white image that was shared today on her 43rd birthday which saw her don a chic and trendy casual look. The stunning portrait was a million miles away from the snaps released on her 40th, three years ago, where she stepped out in a ruby red gown by Alexander McQueen.

However, despite the look being calmer and more collective it emitted natural radiance. The solo pic was taken in Windsor last summer by photographer Matt Porteous.

Her husband Prince William…