: The Royal Family's reaction suggests her choice was slightly unconventional because it was not a one-of-a-kind antique.
: Diana chooses the blue sapphire ring, which was actually a stock item for sale from the jeweler Garrard's rather than a unique royal heirloom. [S4E3] Fairytale
: The episode uses the ring selection to contrast the "fairytale" public image of her engagement with her growing isolation and lack of preparation for the rigid protocols of the royal family. : The Royal Family's reaction suggests her choice
Key details about this "proper piece" in the episode include: Key details about this "proper piece" in the
In The Crown Season 4, Episode 3, titled "," the "proper piece" refers to the iconic engagement ring Lady Diana Spencer selects from a tray of options presented by the royal jeweler.
: For the show, a high-quality reproduction of this ring was created, which was later sold at a specialized The Crown Auction . "Fairytale" EXPLAINED - The Crown S4E3 Recap