Omega Seamaster Cosmic 2000 Automatic Men's Watch – Item No. 166.135 – Stainless Steel Case – Serviced 2026-07 This is a classic and highly collectible Omega Seamaster Cosmic 2000 automatic watch, reference number 166.1135. It's a vintage Swiss timepiece reflecting Omega's unique 1970s design language and exceptional watchmaking craftsmanship. With its bold case proportions, original bracelet, and automatic movement, this Omega Seamaster Cosmic 2000 is an excellent choice for collectors and vintage Omega enthusiasts. This watch features a stainless steel case, approximately 38 mm in diameter, a very rare "jumbo" size in the 1970s, giving it a strong presence on the wrist while remaining comfortable for everyday wear. The genuine Omega crown and bracelet are crucial for maintaining its authenticity and collectible value. Internally, it houses the Cal.1012 automatic mechanical movement, offering the charm and convenience of self-winding. This is a Swiss vintage timepiece that combines a nostalgic feel with practicality. The movement was serviced in July 2026 and is in excellent working order. 【Brand Series】 Omega / Seamaster Cosmic 2000 【Official Model Number】 166.135 【Year of Production】 Circa 1971 (Movement serial number 33,xxx,xxx) 【Core Movement】 Original Cal.1012 automatic movement (with stop seconds and automatic winding) 【Exterior Material】 Stainless steel case, original Ω-marked crown 【Dial Size】 38mm diameter (excluding crown), "Jumbo" model 【Band】 Original integrated strap, robust construction, can fit up to 20mm in width 【Product Condition】 Timekeeping and quick-set function are fully functional. (Antique mechanical watches are highly precise; please do not force quick adjustment between 9 PM and 3 AM to avoid damaging the gears.) Shipping: Delivery method: Postal delivery, EMS. Estimated arrival time: 5-20 days after shipment. Arrival time may be delayed due to postal service or customs procedures. Tracking number provided. Customs and Taxes: Additional customs duties or taxes may apply depending on the import regulations of your country. These costs are borne by the buyer. It is recommended to check local customs policies before purchasing. After-sales Support: We are a Taiwanese dealer of pre-owned antique watches with over 20 years of experience. We aim to provide you with a unique vintage watch. Upon receiving the watch, please carefully inspect it to ensure everything functions properly. If you encounter any problems, please feel free to contact our after-sales support team. We are committed to resolving issues quickly and professionally. ~Please don't forget to leave a positive review to express your satisfaction.