In 2019, this model was released in the Mini Whinnies Surprise Series 3 #300193 along with the Romping Foal. "You're in for a surprise each time you open one of the 1:64 scale Mini Whinnies Surprise packs! With 18 different horses to collect, including the special copper florentine "Treasure" horse, you will keep coming back for more!" www.breyerhorses.com.
Palomino Prancing Foal #700728 from the Advent Calendar, and 'Leo' #300193, have the same markings. The Advent model appears to have a slightly different shade of palomino, and the legs are painted white; whereas the Leo model appears to have bare plastic white legs.