Posts 17,991 Likes 37,590 JimInOz ·May 2, 2023·Melbourne Australia Maybe you could start here. https://omegaforums.net/threads/vintage-omega-posting-guide.383/
Posts 1,448 Likes 3,018 OllieOnTheRocks ·May 3, 2023 What is the diameter of the case? if its 35mm it is likely a reference 2346, with 30t2-sc movement. Made mid 1940s.