Anthropologie Shifting Buttons Skirt by Edme & Esyllte. Gently worn one time, includes spare button in fabric pouch. $35 shipped.
"In a twist on the 1950s circle skirt, Edme & Esyllte modernize swingy gauze with a sketchy rhombus motif and an asymmetrical placket. Side pockets Side zip Cotton; cotton lining Machine wash 29"L Imported"
Link to styling ideas on Polyvore