Omega Seamaster 2849 6 SC (1958)

Now available at auction from Second Vintage This classic vintage Seamaster represents a standard production model from the era, distinguished by its well-preserved dial and the significant caliber 503 automatic movement within. The combination of its applied gold-tone indices and the Seahorse caseback medallion offers a highly authentic aesthetic from late 1950s Omega production. Brand: Omega Model: Seamaster Reference Number: 2849 - 6 SC Serial Number: 16766881 Movement: Automatic, caliber 503, 20 jewels Dial: Clean sunburst finish with applied gold-tone indices Case Size: 34 mm (excluding the crown) Case Material: Gold-tone, stainless steel caseback Production Year: 1958 Condition: Good vintage condition. Movement serviced on 16 October 2026. Timegrapher: -4-6s/day, performing remarkably well. Dial and Hands The dial presents a clean sunburst finish that is well preserved, featuring applied gold-tone indices and the classic Omega logo. Minor dust and spotting are visible under macro inspection, consistent with its age. The dauphine style hands exhibit an aged character, with oxidation and spotting visible on their surfaces, complementing the vintage aesthetic. Case and Crystal The 34 mm case features a gold-tone finish with honest wear, showing scratches on the lugs and flanks alongside wear on the gold-tone finish. It is fitted with an integrated smooth bezel that also presents scratches. The watch retains a signed crown featuring the Omega logo, showing wear on the knurling. The domed acrylic crystal displays minor surface scratches. The stainless steel caseback features the Seamaster medallion. Movement Powering this timepiece is the Omega caliber 503, an automatic movement featuring 20 jewels and operating at 19,800 A/h with a power reserve of approximately 46 hours. The copper-colored finish displays minor tarnish and spotting, while the rotor remains present and visually consistent with its era. Engravings on the movement read OMEGA WATCH Co SWISS, TWENTY 20 JEWELS, 503, and the serial number 16766881. The timegrapher records a rate of -4-6s/day. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece. The movement was serviced on 16 October 2026. Strap The watch is fitted with a black leather strap featuring white stitching. It shows light wear. Condition Good vintage condition. The movement was serviced on 16 October 2026 and, supported by the recorded timegrapher result, is performing very strongly. The dial remains remarkably clean, while the hands show expected oxidation. The gold-tone case displays scratches and finish wear consistent with honest use over the decades. The domed acrylic crystal shows minor surface marks, and the movement components present minor tarnish. Dimensions The case measures 34 mm in diameter (excluding the crown), with a 42 mm lug-to-lug measurement and an 18 mm lug width. Remarks This Seamaster offers a highly authentic 1958 configuration with its sunburst dial and Seahorse caseback. The presence of the caliber 503 provides strong mechanical appeal, supported by excellent timegrapher results. It remains a fundamentally honest and attractive vintage Omega. History The Omega Seamaster reference 2849 was introduced in 1956. This reference was introduced to house the Caliber 503, an important early full-rotor automatic movement for the brand. Standard production models from this era are appreciated for their balanced proportions and the introduction of snap-on casebacks displaying the Seamaster hippocampus logo. Payment and Shipping Payment must be completed within 1–3 days after purchase. Your watch will be professionally and securely packaged, then shipped with tracking and insurance for your peace of mind. We use fast express shipping, with typical delivery within 1–4 business days, depending on the destination. Please note that vintage watches may show minor signs of wear, aging, or imperfections, which are considered normal for watches of this age. We kindly ask you to review all photos carefully before bidding. We photograph each watch from multiple angles to provide the most accurate representation possible, and the photos form an important part of the description. The timegrapher assessment if provided is seen as an indication of the movement’s condition under fully wound testing conditions. As with all vintage watches, results may vary in daily use. If you have any concerns regarding functionality or defects after delivery, please contact us within 3 days of receiving the watch so we can assist you. As with all used watches, water resistance is not guaranteed. If you have any questions, feel free to contact us after the auction ends. / Second Vintage SKU: OME-OAS-0038