OMEGA Speedmaster Date - Japan IssueThe Omega Speedmaster Date line, which includes the 3513. 52, was part of Omega's strategy in the 1990s and 2000s to offer an automatic, smaller case version of the iconic Speedmaster. These watches provided a more accessible entry point into the Speedmaster family for customers who preferred an automatic movement and a more modern, compact design. While not having the "Moonwatch" heritage of its larger, manually wound sibling, the Speedmaster Date,