The late Princess of Wales most famously wore the pendant on a long pearl chain in 1987 at Birthright's London charity gala.

From the tools that will take their cocktails to the next level to thoughtful, personalized pieces, there's a gift to wow every kind of entertainer.

Omas fountain pen: Omas Limited Edition Europa fountain pen in the original display box. The pen, number 3133 out of a limited edition of 3500 produced, has a two-tone 18K gold nib (est. $675-$800).