OMEGA Speedmaster Ref 3570.50.00 men's watch from 2007. Box and papers. Stainless steel. Serial number 77179362. Hand-wound calibre 1861 movement with very good performance (+3 s/d. 273° amplitude). The watch was serviced in September 2025. Black dial with stick indices, 3 sub dials and small seconds. Bezel with tachymeter scale. Omega stainless steel bracelet (slight stretch) Ref 1998/849 with folding clasp. Good condition with signs of wear on the case and bracelet. Original box (with slight abrasion), card folder, pictogram card, revision proof from September 2025, additional Omega leather wristband with Omega folding clasp in stainless steel and warranty card included. Diameter approx. 42 mm (measured without crown). Suitable for wrist size up to approx. 19 cm.