How do you decode Omega reference numbers?

To decode Omega reference numbers, consult trusted online resources for guidance. Over the years, Omega has taken different formatting approaches to its reference number codes. Once you determine which format your timepiece features, you can interpret the information by breaking down the reference number into the parts that are separated by periods. For example, prior to 1962, the first four digits represented the product line and material type; the second group of digits described the case and the last four corresponded to the strap color. On 1stDibs, shop a diverse assortment of Omega watches.