Longines Czech Military Pilot Watch – Caliber 15.68Z | c. 1946 | Ref. 23647 209 A rare and historically significant Longines pilot’s watch manufactured circa 1946 for the Czechoslovak Military Air Force. Military property number 1678 — a genuine issued piece with documented military provenance. Dial: Original black dial with luminescent Arabic numerals, outer running connected minute track and small seconds subdial at six o’clock. Signed Longines. Rotating bezel with luminous arrow. Movement: Longines gold-colored manual-winding caliber 15.68Z, stamped, in original working condition. Serial number 7638231. A robust and highly regarded movement among collectors. Case: Stainless steel, 40 mm diameter (45 mm with crown), weight 61.7 g. Case back exterior engraved MAJETEK VOJENSKE SPRAVY 1678 - post production by Czech army; interior engraved in capitals: Longines 23647 209 with decorative engraving. Strap: New striped NATO strap, 22 mm, length 27.5 cm. Condition: Very good — minor signs of age-appropriate wear. Original box and no papers. Shipped insured. A serious collector’s piece with undeniable military heritage and exceptional originality.​​​​​​​​​​​​​​​​