This is an Artist Proof 04/500. This one is signed by Martine Millan. Comes with a letter of authenticity.
A couple of the red balls have small paint chips off (see pic). It was displayed in a glass cabinet.The item "MARTINE MILLAN WEEPING WILLOW TREE BASE FOR WDCC MARY POPPINS SIGNED 4/500 LE" is in sale since Saturday, March 17, 2018. This item is in the category "Collectibles\Disneyana\Contemporary (1968-Now)\Figurines\WDCC".
The seller is "kdshepard" and is located in Kokomo, Indiana. This item can be shipped worldwide.