Omega Seamaster Automatic, “Mattress” Diamond Dial, Cal. 552, Gold Capped, From 1962 (US Market)This Omega Seamaster Automatic from 1962 is a particularly characterful example from the early 1960s, produced specifically for the US market, where Omega often introduced unique case constructions and dial variations. The case is a gold capped monocoque construction, a one piece design that was both technically advanced and rarely used compared to traditional snap back cases. This construction improves structural integrity and was part of Omegas