Cadwalader diamond The Cadwalader diamond was a precious stone owned by the wealthy Mrs. Cadwalader. She wore the diamond on a pendant around her neck. Doctor Lebon used his red beam to steal this diamond at the Blinken and Bristol Circus. Appearance Super Friends (TV Series) Season 1: The Planet-Splitter (1973) References ↑ As seen in the Super Friends season 1 episode The Planet-Splitter (1973). ↑ As seen in The Planet-Splitter (1973). Retrieved from "https://superfriends.fandom.com/wiki/Cadwalader_diamond?oldid=85698" Categories: Items Minerals Community content is available under CC-BY-SA unless otherwise noted.