For legions of Game of Thrones fans, Sophie Turner is the formidable Lady Stark of Winterfell. For Nicholas Ghesquière, she is a forever muse, having fronted multiple campaigns for the creative director of Louis Vuitton. But jewellery enthusiasts will have no trouble recognising her signature style—the star’s collection is dotted with investment buys designed to spark envy. For those special occasions on her social calendar, you’ll find her dripping diamonds with all the ease of sliding on a pair of well-loved denims. The key takeaway? Her statement pieces are never locked up in a vault. The star continued to live up to her lexicon of effortless elegance through her pregnancy, and recently welcomed a baby girl named Willa who will likely someday inherit her repertoire of timeless classics. If you’re looking to refine your jewellery aesthetic, zoom in on the elegant silhouettes that have earned her favour.