The Seiko Loadmatic 5606-8120 is an automatic wristwatch manufactured in the 1970s (primarily around 1975). Equipped with the slim, high-performance Cal. 5606 movement, it features a day-date function and a stop-seconds mechanism, making it a practical luxury timepiece of its era. It is characterized by its 25-jewel movement, automatic winding, stainless steel case, and Hardlex crystal. Main Specifications and Features Model Number: 5606-8120 Year of Manufacture: Mid-1970s (around 1975) Movement: Automatic (with manual winding and stop-seconds function) Caliber: Cal. 5606 (25 jewels, 6 vibrations per second) Functions: Day-Date display (day of the week and date) *With quick-change function Case diameter: Approx. 36mm–37mm (excluding crown) Crystal: Hardlex crystal Features: A legendary model among the slim automatic watches of its era. It is exceptionally thin for an automatic watch and offers excellent comfort. The 56-series Loadmatic was a high-performance movement that also served as the basis for the 56 King Seiko. *The screen has scratches and stains. Please check the images for details. The date of the last overhaul is unknown. It is currently running, but it stops within a few hours if left idle, so please have it overhauled if this concerns you. "IMPORTANT" Customs and taxes: Your country of residence may apply additional customs duties and import taxes. Please check the laws of your country before bidding. We cannot be held responsible for any expenses incurred for importing items into the purchaser's country of residence. If the winning bidder decides to cancel or withdraw, they will bear all risks, shipping costs, and return import duties.