This luxury Emerald and Diamond Tiara goes under the hammer on May 17 at one of the most important Magnificent & Noble Jewels auction by Sotheby’s in 30 years. The tiara was created with 11 pear-shaped rare Colombian emeralds that collectively weigh over 500 carats. It is expecting that it will be go for a hefty $10.6 million, while the lower estimate is still quite cushy at $5.3 million.

Rapper Bryan Williams AKA Birdman, the co-founder of Cash Money Records, has been bragging on Twitter about the Maybach Exelero he recently purchased for $8 million. Birdman also holds another Maybach model in his garage, the Landaulet, as well as the famed Bugatti Veyron. Birdman’s fortune is estimated at $ 100 million.