Wrist Chronometer no. 5070

Case: Dial: Movement: Cal. 5.5 baguette, 16 x 6,5 x 3 mm, 18 jewels, 8 adj, Geneva seal Provenance: 19?? - Niton, Geneve 1929 - Catalogue Manufacture des Montres Niton S.A. Geneve, Paris, New-York (1929?). This Caliber is one of the smallest ever made; 16x6.5x3mm (~312mm3). The Caliber 101 of LeCoultre, is since 1929 the smallest in the world ever made; 14x4.8x3.4mm (~228,48mm3).