LIP NAUTIC. Calendar, black. Circa 1967, 35 mm steel case with two squared crowns and screw-down back, signed and numbered 796166. Rotating inner bezel. Self-winding mechanical movement in working order. Plexiglass Black dial (some stains) Luminescent painted baton and Arabic hour markers, date window at 3 o'clock, luminescent eggshell arrow hands (pitted). Equatop perforated black rubber strap. Scratched case back. As new.