Pascal Le Segretain/Getty Images

WHAT SHE WORE The newly-engaged star flashed her diamond sparkler in a halter gown at Monaco's Amber Lounge.

WHY WE LOVE IT A crisp white silhouette (and a ring-flaunting pose!) let Kim Kardashian's show-stopping new accessory shine.

CELEBRITY: Kim Kardashian

TREND: Gowns

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Kim Kardashian

Kim Kardashian