Britain's Prince William and his wife Catherine, Duchess of Cambridge appear with their baby son, outside the Lindo Wing of St Mary's Hospital, in central London in this file photograph dated July 23, 2013. [Photo/Agencies]

Britain's Prince William and Catherine, Duchess of Cambridge are to become happy parents for the second time in April next year.

The expectant mother, aside from being the mother of the future king of England, is also known worldwide for her sense of style.

The Duchess prefers feminine one-piece dresses with delicate designs and often opts for pattern-free items. She likes to keep her look clean and fresh and offers a friendly and approachable image. In short, elegant and beautiful.

Here, we complied some of her best stylish moments captured in photographs. Learn from her example.

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