The round white porcelain dial signed 'Corps of Engineers Vacheron & Contantin Geneve', with black and luminous Arabic numerals, minute track, sub-seconds dial, luminous hands, and center fly back sweep; attached to a gilt 20 jewel movement, serial no. 381654, calibre 54714, stem set & wind, with pin set activated chronograph; within a .900 silver open face case case no. 235384, signed to interior dust lid 'Vacheron & Constantin Geneve' and hallmarked, the case: 52 mm Dia, est: $1000/2000
Provenance: Private Collection Arcadia, CA

Good overall condition. Winds & runs. Chronograph runs. Luminous losses to hands..