A narrow accent below the bust limits the visible decoration on this pale dress. The sleeveless bodice has a V-shaped neckline and close folds leading towards the band. Longer quieter panels fall beneath it. The arms remain exposed without the dense pattern seen on the long sleeves in another close photograph. The visible difference concerns decoration placement.
Use this view to consider a limited accent area. You may prefer the effect on a narrow band rather than across straps and whole arms. That is a separate decision independent of a particular material. The small reflective components on the band have not been identified as real pearls in the photograph.
Try a comparable placement with your intended additions. Look at the band when standing and sitting, and check whether a bag or outer layer covers it. Ask about actual components and available alterations. The quieter surface beneath is a distribution comparison, rather than confirmation of fibres or construction.