Movement: K.F.320 Width without crown: 35mm Lug width: 18mm Thickness: 10mm Lug to lug: 42mm Stunning vintage Certina Labora manual wind watch. Dial has patina and case has signs of wear and age. Leather strap is used. Service history is unknown but the watch works and it is running approximately +- 30 seconds per day. This watch will be shipped with tracking.