Calibre unknown; numbered on the rear with 1062882&lavina stainless-steel.; comes with new genuine leather strap; strap width 20 mm, length 18 cm. diameter case without the crown 36.62 mm. The movement runs well, keeps the but needs oiling, the watch is in very good condition, only the right bottom has on the inside a bit of a gold layer but this is not visible when being worn. The watch looks like new. the movement winds and sets fine, the way it should. without box & documents. The lot will be sent by registered and safe post with track & trace. can also be picked up. Good luck bidding on this timeless Swiss!