in case: 1 in x 2 3/4 in x 2 3/4 in; overall: 1/4 in x 2 in x 2 in
Slide rule watch consists of two faces, one with #1-90 along the outside and #1-9 in varying positions around the inside. The other face includes #1-9 around the outside with a spiral indicating #1-90 inside. One face includes "MATSKM" in the center. There are two timing buttons on the side, one with a red dot in the center and the other with a black dot in the center. There is a scuff mark on the lower out edge of the watch. The watch is contained in a round plastic case with a blue bottom and orange and clear top. There is Russian lettering stamped on the bottom.