That displacement is part of what makes it quietly unsettling. The stone, measuring roughly 2.3 metres by 1.6 metres, was once earthfast, meaning it was set firmly into the ground as a fixed, immovable thing. At some point it was moved, severing whatever relationship it once had with its original landscape. What remains, and what still demands attention, is the decoration carved across its smooth curved upper surface: concentric circles, plain circles, radial lines, and cupmarks, the last being small, shallow, round depressions pecked into stone that appear on prehistoric carved rocks across Ireland and Britain. The decorated area covers a patch roughly 1.4 metres by 0.7 metres, which is a substantial portion of the boulder's surface.

This kind of decoration belongs to a tradition of prehistoric rock art found widely across Ireland, most densely in counties such as Donegal, Kerry, and Cork, but with significant examples scattered through Leinster too. The motifs, particularly the concentric circles and cupmarks, are broadly associated with the Neolithic and Bronze Age periods, though pinning down a precise date for any individual example is difficult without additional archaeological context. In this case, that context has been partially lost along with the stone's original position. The Wicklow Rock Art Project, based in the School of Archaeology at University College Dublin and directed by Dr. Clíodhna Ní Lionáin, has produced a photogrammetric three-dimensional model of the stone, a technique that uses overlapping photographs to build a precise digital record of surface texture and depth, allowing the carved motifs to be studied in detail regardless of lighting conditions on the ground.