This is a 1964 Ponytail Swirl Barbie. They had a limited run of about two years. They were basically the last dolls to represent '50s glamour. It makes them really valuable to collectors.

Barbie -- who turns 66 on March 9 -- has always left her imprint on the fashion world. Her signature style and magenta-pink ...

These days, their collection of over 200 dolls — including their first Barbie, a parental reward ... It’s a brunette ponytail doll [from the ’60s]. Those ponytail dolls are very expensive ...

Common decoration motifs to watch for are palm trees, diamonds, hearts, the classic Barbie high ponytail silhouette, and of ...