Presented for auction by Second Vintage Step back into the golden era of Swiss watchmaking with this distinguished Omega Seamaster 600. Embodying the refined elegance and robust engineering of the mid-1960s, this timepiece offers a perfect balance of dress-watch sophistication and everyday versatility. The Seamaster 600 remains a celebrated favorite among collectors for its clean aesthetic and reliable mechanical pedigree, making this honest and well-preserved example a superb addition to any curated collection. Brand: Omega Model: Seamaster 600 Reference Number: 135.011 Serial Number: 23223347 Movement: Manual winding, Caliber 601, 17 Jewels Dial: Silver sunburst dial with applied baton markers, exhibiting natural spotting and age-consistent patina along the periphery Case Size: 34.5 mm (excluding the crown) Case Material: Stainless Steel Production Year: 1966 Condition: Good vintage condition with honest wear and characterful dial aging Dial and Hands The watch features a classic silver sunburst dial that catches the light beautifully, adorned with applied faceted baton indices featuring contrasting black central inserts. The original baton hands mirror this design, ensuring excellent legibility. The dial typography, including the applied Omega logo and sweeping Seamaster 600 script, remains crisp and well-defined. Upon close inspection, the dial exhibits a scattering of age-consistent spotting and patina, most notably along the outer track between the seven and eleven o'clock positions. The original tritium lume plots have aged to a warm tone at the base of the indices, perfectly complementing the vintage character of the piece. This natural aging presents an authentic unpolished history without compromising the dial's overall handsome aesthetic. Case and Crystal The stainless steel case is presented in strong vintage condition, retaining sharp lug profiles and distinct transitions between its brushed and polished surfaces. The polished bezel frames the dial cleanly, while the case flanks show honest light handling marks consistent with careful wear over the decades. The original Omega-signed crown remains present and well-defined with crisp knurling. The solid caseback features a remarkably sharp and deeply engraved Seamaster hippocampus medallion, a testament to the case's well-preserved state. The watch is fitted with a clear domed acrylic crystal that offers a warm, distortion-free view of the dial, showing only faint superficial wear visible under close magnification. Movement Inside beats the highly regarded Omega Caliber 601, a manual-winding movement renowned for its durability and precision. The copper-toned movement plates are visually stunning, displaying crisp factory engravings including the caliber number 601, the seventeen jewels designation, and the serial number 23223347, which dates the watch to approximately 1966. The movement appears exceptionally clean and well-maintained, with polished screw heads and vibrant jewel bearings. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece. The timegrapher indicates a very impressive deviation of 1 s/d. Strap The watch is paired with a period-correct black leather strap featuring a subtle grain texture and matching black stitching, secured by a stainless steel pin buckle. The strap remains supple and complements the dressy yet versatile nature of the Seamaster case perfectly. Condition This Omega Seamaster 600 is in good vintage condition. The case remains robust with well-defined lines and an exceptionally sharp caseback medallion. The dial displays honest, characterful spotting and patina that confirms its originality and age, adding to its vintage charm. The movement is exceptionally clean and running with outstanding health. Overall, it is a highly attractive and authentic vintage timepiece ready to be worn and enjoyed. Dimensions The case measures 34.5 mm in diameter excluding the crown, providing a classic and understated presence on the wrist that slides effortlessly under a tailored cuff. Remarks The Seamaster 600 reference 135.011 is a quintessential example of mid-century Omega design. Its combination of a reliable manual-wind caliber and a timeless, symmetrical dial layout makes it an enduring classic. This particular piece, with its honest patina and outstanding mechanical performance, offers a wonderful opportunity for both seasoned collectors and those new to the world of vintage watches to acquire a true icon of the era. History Introduced in the mid-20th century, the Omega Seamaster line was originally designed to withstand the rigors of active lifestyles while maintaining a refined, elegant appearance suitable for formal wear. The Seamaster 600 series, specifically housing the robust 600-series manual winding calibers, became a staple of Omega's catalog in the 1960s. These models are celebrated for their stripped-down, no-date symmetry and exceptional build quality, representing a period when Omega's mechanical innovation and mid-century design language were at their absolute peak. Payment and Shipping Payment must be completed within 1–3 days after purchase. Your watch will be professionally and very securely packaged, and shipped with tracking and insurance for your peace of mind. We ship via fast express service, with typical delivery in 1–4 business days (destination dependent). Note that with vintage watches, minor signs of wear, aging, or imperfections may be present and are considered normal for watches of this age. Please review all photos carefully before bidding. We strive to photograph each watch from multiple angles for the most accurate representation. The photos form an important part of the description. If there are any concerns of functionality or defects after delivery, make sure to contact us within 3 days of receiving the watch so we can assist you. As with all vintage watches, water resistance is not guaranteed. If you have any questions, feel free to contact us after the auction ends. / Second Vintage SKU: OME-OSX-0046