Longines Master Collection Complete Calendar Auto Steel Mens Watch L2.773.4.78.3. Pre-Owned Longines Master Collection Complete Calendar (L27734783) self-winding automatic watch, features a 42mm stainless steel case surrounding a silver Barleycorn dial on a brown alligator strap with a stainless steel deployant buckle. Functions include hours, minutes, small seconds, day, date, month, GMT, moon phase and chronograph. This watch comes complete with box and papers. L2.773.4.78.3. WatchBox is the global destination for luxury pre-owned timepieces, offering an expertly curated ...