Without a doubt, Meghan Markle's stunning $157,000 wedding gown has already influenced high-end bridal collections and fast-fashion labels. But Kate Middleton was another trendsetter before Markle had a significant impact on the fashion world. At Markle's sister-in-law's 2011 royal wedding to Prince William, the ring she wore on her engagement had a fascinating past because Princess Diana had worn it before.  While Markle's wedding dress was absolutely stunning and worth the hype, it's the accessory Kate Middleton wore and continues to wear today, that will always hold a special place in our hearts. Yes, it's her engagement ring. [caption id="attachment_181475"

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