From Gwen Stefani's $500,000 sparkler to Mariah Carey's 35-carat emerald-cut diamond, here are the most expensive celebrity ...

From a diamond-accented gold watch and plush leather tote bag to a wonderfully indulgent perfume and all things cashmere, ...

Jennifer Lopez keeps her stunning $5 million engagement ring! The 8.5 carat green diamond is now hers, symbolizing a once powerful bond.