1940s Swiss Sigma military style wristwatch with stunning original gloss black Arabic dial casesize_36mm SIGMAIn 1952 Roger Lévy inherited

SIGMAIn 1952 Roger Lévy inherited the business from his father Lucien Lévy

the 'Circle T' (for the Tritium lume) and with the Broad Arrow

Note a slight two tone effect with a circular engine turned sub seconds

The black dial has a slight

1940s Swiss Sigma military style wristwatch with stunning original gloss black Arabic dial casesize_36mm SIGMAIn 1952 Roger Lévy inheritedThis Watch We have here a very attractive looking watch from the 1940s. specifications of a military piece with the steel screw back case and trademark black Dial however no actual markings. This could have possibly been an ATP candidate or prototype but we are selling as military style . ATP stands for Army Time Pieces and is found on wristwatches from 1935 1945. The requirements of an ATP "specification" wristwatch were at 15 jewel, non shock