Omega Speedmaster Professional Moon Watch 3576.50.00

Omega Speedmaster Professional Moon Watch 3576.50.00. Mechanical hand wound 1866 chronograph movement, visible through the transparent caseback. 48 powers reserve. Case diameter 42mm water resistant to 50 metres. Black dial covered by a Hesalite crystal and graced by a small seconds sub-dial, 30-minute recorder and 12-hour recorder along with a central chronograph hand. A fourth sub-dial, at the 12’clock position, has moonphase and date indicators. Black bezel with tachymetric scale. Steel bracelet with folding clasp. Box and paper dated 2011. Service papers dated August 2023 with a 2 year warranty.