Here is the full list of all 22 Family Jewels achievements.
Drive Faster Than 50 MPH
Kick Uncle Vlad
Complete The Office
Complete The Supermarket
Complete The Bowling Alley
Complete The Amusement Park
Complete The Wax Museum
Kick Drump
Kick Hillrod
Collect All Diamonds
Collect All Baguettes
Collect All Drops
Collect All Cushions
Collect All Emeralds
Collect All Hearts
Collect All Marquises
Collect All Ovals
Collect All Princesses
Collect All Radiants
Collect All Rounds
Collect All Trilliants
Drive Faster Than 100 MPH