A miniature Golden Gate, a dvd of the Golden Girls, a deck of cards from the Golden Nugget Casino, a box of Sunkist Golden Raisins.
This isn't "golden" but for my in-laws' 50th anniversary, I bought a "Life" magazine from the week they were married. At their party, the magazine was passed around and the thing people talked about most was the ads - the prices from 50 years ago plus products no longer available.
Tate