A long purple dress with a continuous pattern effect draws the eye from the V neckline through the middle and downwards. Marked areas appear partly symmetrical, while the waist looks narrower. One hand rests on the hip. The image shows the front outline without clearly establishing a high skirt connection immediately below the bust. A pattern can emphasise a shape without revealing its entire construction.
For your choice, ask first whether you want this pattern distribution or the long close contour. Compare an actual dress without the extra pose, with free arms and an ordinary stance. Request an explanation of the joins beneath the surface. If searching for an Empire waist, set that information against a model with a clearly identifiable high transition. The purple reference need not be discarded; it may reveal another contour you enjoy. Add side and rear views before deciding on the complete pattern. An ordered front area does not automatically describe the back of the offered garment, so keep the missing view as an open question.