Wrist Chronometer no. 5800

Case: Ladies Dial: Movement: Cal. 7.43 baguette 18,4 x 7 x 3,4 mm, 17 jewel, all adj, Geneva seal. This movement with movement serial number 5800 (or 3800) obtained the Poincon de Geneve quality seal on March 18, 1929 and was part of a batch of six with movement serial numbers 5795-5800. Provenance: 1929 - 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).