MSNWatch
··Vintage Omega AficionadoYou're both right.
https://www.watchprosite.com/omega/...-has-moisture-damage--/677.1205986.9816046/0/
Art
I believe the model for this one is officially a 2423 even though the casebacks could either be marked 2423/2410 or just 2410. The 2410 model refers to the screwback manual wind chronometre.