An angled hem on a black mini becomes clearer through side gathering in this close view. One side rises higher while the other reaches farther down. The upper edge is angled too, with a pale chain-like shoulder detail. One hand rests at the waist. Shoes are outside the crop, preventing assessment of the complete lower colour relationship. Use the photograph specifically for its unequal boundaries.
On an actual candidate, inspect both sides with lowered arms first. Sit and stand again before arranging the hem. Decide whether you want the shorter side in those positions as much as while standing. The visible gathering ties do not establish unlimited length adjustment; ask for their specific function to be demonstrated on the garment.
Compare a more even short finish next. This reveals whether the short overall length or the angle itself interests you. Include your actual shoes and bag. A different shoulder accent or quieter upper edge may provide another useful search direction with the same length idea, without reproducing the whole photographed look.