Vintage 1960s dress size 4 or 6 sleeveless blue green white gingham

Vintage 1960’s dress There aren’t any tags. I’m not sure if it’s handmade. I’m guessing the size is 4 or 6. Please see the measurements in the photos. White collar, buttons and side belt Sleeveless Light blue, green and white gingham pattern Hook and eye closure with snaps at waist Snap closure at collar MEASUREMENTS ARE IN THE PICTURES Features: • Vintage • Gingham Size: Womens 4 or 6 Condition: Pre-Owned Good No visible flaws