Great Conditioned Princess Cut Polyester Mod Dress. 
Made in England. No makers labels
Burgundy and white medium weight crimplene fabric.
Diamond check style patterning.
Front buttoning dress, dagger collar lower neckline. 
Rear back darts, overstitched detailing to front. 
Slight a-line shaped lower dress. 
Would suit taller figure. 
Labelled as Size 12 (vintage sizing)
Approx Size: UK 10 
Measurements Laid Flat:
Pit to Pit: 18"
Bust: 17"
Waist: 16"
Hips: 18"
Length from rear neckline: 39.5"