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There are crown jewels, and then there are Cartier watches. Sometimes, they are one and the same.

This weekend, Santa Barbara businesswoman Meghan Markle treated admirers to a glimpse inside her California-meets-Kensington jewelry box when she took one of Princess Diana’s timepieces out for a spin at Kevin Costner’s One805Live! charity benefit.

The Duke and Duchess of Sussex, who champion psychological well-being via their Archewell Foundation, took the stage to present the Heart of the Community Award to the County Fire Department’s Peer-to-Peer mental health program.

Joining her husband on stage, Markle wore a new navy blue Carolina Herrera

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