The green asymmetry comes from the unequal upper sides. Pale stone-like decoration occupies one side, while the opposite side shows a sloping green fabric edge. Long sleeves continue to decorated ends. Button-like points appear in the middle, with a quieter long green area below. The dress therefore already distributes its accents across several separate positions.
Try earrings without a necklace first on a similar combination. Look across the entire shoulder width and decide whether the asymmetric line should remain visible alone. Add a necklace afterwards as its own comparison. You may like it, but it changes the relationship between the open neck and pale upper decoration. The size of the addition matters as much as its colour.
Try a bracelet directly beside the actual sleeve end. Move your hands and reach for the intended bag. The photograph’s hands-at-waist pose does not show every later position. If the sleeve edge supplies enough emphasis alone, let it lead deliberately. Choose additional pale points only when you enjoy their repetition across the complete look rather than because every open area needs filling.