A tile spacing device and accompanying system and method are disclosed for spacing a plurality of tiles having a contour. In one embodiment, the tile spacing device includes two parallel bodies connected by at least one spanning member. The first body, the second body, and the at least one spanning member form a cage-like fused-member structure having a four-tile engagement configuration, a three-tile engagement configuration, and a two-tile engagement configuration, respectively. Within each of the three engagement configurations, engagement of a tile with a spacer can be seen by a user through the cage-like fused-member structure.