Wrist Chronometer no. 5899

Case: Ladies Dial: Movement: Cal. 7.43 baguette 18,4 x 7 x 3,4 mm, 17 jewel, all adj, Geneva seal Provenance: 19?? - Niton, Geneve Catalogue Manufacture des Montres Niton S.A. Geneve, Paris, New-York (1929?) Only picture of movement in Catalogue (lookelike Cal. 101 from the Duoplan Jaeger-LeCoultre 1929 by LeCoultre?). This Caliber was also used by CH Meylan for Hatot (ATO).