Photos are part of the description. Please examine carefully. Please look at the images... Please examine all photos in detail and read all descriptions individually. Please be aware of customs duties. The watch will be shipped with a tracking number. Customs duties are the buyer's responsibility and beyond the seller's control. Please also see my other watches. Water resistance: Not water/pressure tested. Important Note: Buyer pays ALL import duties and taxes. These charges are the buyer's responsibility. Omega Speedmaster Professional Mark IV – Ref. 176.009 – Automatic Chronograph – 1970s Brand • Omega Model • Speedmaster Professional Mark IV • Reference: 176.009 • Production Year: Circa 1973–1977 • Origin: Switzerland (Swiss Made) ⸻ Movement • Caliber: Omega 1040 (based on Lemania 1340) • Type: Automatic • 22-jewel movement • Functions: • Chronograph (seconds, 30-minute, and 12-hour counters) • Central chronograph seconds and minutes hands • 24-hour indicator (within sub-dial) • Date display at 3 o’clock ⸻ Case • Diameter: 41 mm (excluding crown) • Lug-to-Lug: ~45 mm • Thickness: ~15 mm • Material: Stainless steel • Bezel: Fixed, black tachymeter scale • Case back: Screw-down, engraved with the Omega hippocampus (seahorse) logo and “Speedmaster” inscription ⸻ Dial • Color: Matte black • Indexes: White printed baton markers • Hands: Baton hands with luminous fill, central chronograph seconds hand shows natural patina (yellowish tone) • Sub-dials: • 24-hour indicator & small seconds (at 9 o’clock) • 12-hour chronograph counter (at 6 o’clock) • Date window at 3 o’clock ⸻ Bracelet • Bracelet is not original (aftermarket, similar to Mark IV style) • Original Omega clasp with logo is present • Folding clasp with Omega logo ⸻ Other Details • Crystal: Mineral glass ⸻ Condition • Overall in very good condition, original and clean dial. • Light wear marks on the case, well-preserved considering its age. • Chronograph functions working properly. • Case back with clear Speedmaster hippocampus engraving. • Bracelet is aftermarket, but comes with original Omega clasp. ⸻ A fine example of the Omega Speedmaster Professional Mark IV – Ref. 176.009, one of the most iconic automatic chronographs from the 1970s.