Perpetual Calendar Large Black/Silver by Gideon Dagan

Gideon Dagan's original Perpetual Calendar was designed for MoMA in 1998. To use, simply insert the stand to place the calendar on a desk and move the magnetic balls manually to mark the date and month. Made of injection-molded plastic and magnets. May also be wall mounted (fixtures included). Size: Ht: 9" x W: 13" x D: 2".