Lucy is widely recognized for her very large, prominent hazel eyes. She has dark brown hair styled with prominent 1960s-style bangs. Early on, it is kept clean and neatly tied back, but it becomes progressively messy and matted as she survives the surface.  A major physical marker occurs after her left index finger is sliced off by a raider. A matching finger from an old organ-harvesting robot is roughly sewn on to replace it, leaving a prominent grayish-blue stitch line