Spat Style Knee High Zip Side Fashion Boots circa 1970s

Tan and dark brown leather zip side spat style 1970s fashion boots by Alpine. Marked size 9 1/2M. Discoloration from getting wet- not sure if that can be reversed or just added to to even out? Sold as is. 17" tall, 2" heel, 10" inside front to back, 3 1/2" wide