Presented for auction by Second Vintage A classic representation of Omega's mid-century design mastery, this Seamaster 600 encapsulates the elegance and robust engineering of the 1960s. Featuring a beautifully aged dial with an even stardust patina, this timepiece offers collectors a reliable and visually striking vintage companion powered by the highly regarded Caliber 600 manual-wind movement. The watch seamlessly bridges the gap between a refined dress watch and a durable everyday wearer. Brand: Omega Model: Seamaster 600 Reference Number: 135.011 Serial Number: 18880866 Movement: Manual wind, Caliber 600, 17 Jewels Dial: Sunburst silver dial exhibiting an attractive and even stardust patina with applied baton indices Case Size: 34 mm (excluding the crown) Case Material: Stainless Steel Production Year: 1961 Condition: Good vintage condition with honest wear and beautifully aged dial characteristics Dial and Hands The dial presents a striking sunburst finish that has gracefully aged to develop a distinct, even stardust patina across its entire surface. This fine spotting adds tremendous vintage character without compromising the legibility of the crisp, black-printed serif Omega typography and the signature Seamaster 600 script. It features applied, faceted steel baton indices with black central inserts that perfectly match the original pencil-style hour and minute hands. An applied polished Omega logo sits proudly at twelve o'clock, while the sweeping center seconds hand stretches elegantly toward the outer minute track. The dial remains free of heavy moisture damage or localized scratching, presenting a highly attractive and authentic vintage aesthetic. Case and Crystal The 34mm stainless steel case retains strong, well-defined lines with the sharp, angular lugs characteristic of the reference 135.011. The polished smooth bezel and lug tops contrast nicely with the brushed finish on the case flanks. Honest signs of wear, including superficial scratches and minor handling marks, are visible upon close inspection, entirely consistent with the watch's age and history of use. The original signed, scalloped Omega crown remains crisp and easy to operate. The screw-down caseback prominently displays the iconic Omega Hippocampus medallion. While the caseback exhibits some noticeable surface scratches, the engraving retains excellent depth and definition. A clear, domed crystal protects the dial, showing no major scuffs or deep scratches that would obstruct the view of the hands and indices. Movement Inside beats the copper-finished Omega Caliber 600 manual-wind movement, a 17-jewel mechanism renowned for its durability and precision. The movement is remarkably clean, with the serial number 18880866 clearly engraved on the bridge, dating production to approximately 1961. The perlage on the baseplate and the brushing on the bridges remain highly attractive and reflective of Omega's high production standards of the era. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece. The timegrapher indicates a deviation of +3 to +10 seconds per day with strong amplitude. Strap The watch is fitted with a black textured leather strap featuring white contrast stitching and a stainless steel pin buckle. This pairing perfectly complements the monochromatic aesthetic of the dial and the stainless steel case, offering a comfortable and stylish fit for daily wear. Condition Good vintage condition. The watch exhibits normal vintage wear, including light surface marks on the case and deeper scratches on the caseback, alongside a highly desirable and uniform stardust patina on the dial. The case lines remain well-defined, and the movement is in outstanding operational health, making this a highly wearable and charming vintage piece. Dimensions The stainless steel case measures 34 mm in diameter, excluding the signed crown, presenting a classic and versatile mid-century profile that sits elegantly on the wrist. Remarks This Seamaster 600 is a superb entry into vintage Omega collecting, offering a reliable in-house manual-wind movement and a dial full of unique, organic character. The even aging of the dial provides a warmth and individuality that cannot be replicated, making it a standout addition to any curated collection. History Introduced in the mid-20th century, the Omega Seamaster line was originally designed for active individuals seeking water-resistant, robust, yet elegant timepieces. The Seamaster 600 series, specifically utilizing the 600-series manual-wind calibers, represents a purist's approach to watchmaking. By stripping away the automatic winding mechanism, Omega achieved a slimmer, more refined profile while maintaining the rugged dependability the Seamaster name guarantees. These models remain highly sought after by collectors who appreciate the tactile engagement of a manual-wind watch paired with timeless mid-century aesthetics. 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-0021