The British Crown's Most Breathtaking Jewels

2. The Engagement Ring Made of Burmese Ruby

Donn by: Sarah Ferguson Since 1986, the owner Value Estimate: $78,000 Prince Andrew believed that his fiancée Sarah Ferguson deserved a freshly created ring, thus he chose against asking his mother to lend him a family treasure. Breaking with tradition, Andrew purchased a stunning Burmese ruby ring set with ten diamonds on a thin band of yellow gold, following in the footsteps of his brother Charles.

Brilliant Earth's Burmese Ruby Engagement Ring on Pinterest Andrew bought the sparkler for about $33,000 when he proposed in 1986. Even if they did split up ten years later, that works up to almost $78,000 now, so Sarah was fortunate to own such a pricey piece of jewelry.