Silk shantung pants are always dressy, so they can be paired with anything and look polished.
In this case, I paired them with a Zang Toi twin sweater set that is embellished with embroidery.
Twin Set: Cotton and embroidery; Zang Toi (similar here, here, here, here)
Earrings: Rubis, peridot, gold and labradorite; Courtesy of Shop Lustre (Check their styles here, similar here, here, here, here, here, here, here)