Measures Approx 35cm x 35cm x 5cm you can change with the wall as it comes with a hook to hang, also you can use it as the stand-alone clock on table window because it has very good width which is 5cm so it can be used both ways. The clock is mirrored glass with crushed diamonds within the border making this ideal for contemporary home decor. Complete with a hook ready for hanging. Stunning Brand New Large Diamond Wall Clock Requires 1 x AA Battery (Not Included).