Ref. 270.2.54.
Very nice 18k pink gold wristwatch, reversible dual time wristwatch with 24 hours indication, silver dial for day time and black dial for night time.
Manual winding movement Cal. 854, 21 jewels.
Diameter: 42x26mm.
Original certificate.
Case, movement, dials and 18k pink gold deployant buckle signed Jaeger leCoultre.