Presented for auction by Second Vintage This distinguished Seikomatic perfectly encapsulates the ambitious design language and mechanical refinement of Seiko during the mid-1960s. Characterized by its elegant fluted bezel and an unusual, highly symmetrical day-date layout, this timepiece offers a sophisticated presence on the wrist. The 6206 caliber inside represents a significant era in Japanese watchmaking, delivering robust automatic winding and a distinct aesthetic that continues to captivate vintage enthusiasts. With its rich sunburst dial and classic proportions, this watch is a superb example of mid-century horological elegance. Brand: Seiko Model: Seikomatic Reference Number: 6206-8080 Serial Number: 5835290 Movement: Automatic, Caliber 6206B, 26 Jewels Dial: Silver sunburst with applied faceted indices, day-date display, clean and evenly preserved Case Size: 37 mm (excluding the crown) Case Material: Stainless steel with gold-toned fluted bezel Production Year: 1965 Condition: Good vintage condition with honest wear and an exceptionally well-preserved dial Dial and Hands The silver dial features a brilliant sunburst finish that catches the light beautifully, radiating from the center to the outer edge. It is adorned with applied, faceted baton indices that provide excellent depth and contrast. The dial layout is notably balanced, featuring a framed date window at three o'clock and a distinct, separate day window positioned at six o'clock displaying the day in blue typography. The applied Seiko logo sits proudly below the twelve o'clock marker, while crisp black text denotes the Seikomatic Diashock 26 Jewels branding. The dial is exceptionally clean, showing virtually no spotting, moisture damage, or significant aging, presenting a crisp and fresh appearance. The polished dauphine hands feature a central bevel that enhances legibility, accompanied by a slender sweep seconds hand, all remaining in excellent visual condition. Case and Crystal The 37 millimeter stainless steel case exhibits strong, thick lugs with well-defined profiles that retain their vintage character. A striking gold-toned fluted bezel surrounds the dial, adding a touch of mid-century dress watch elegance. The bezel shows honest vintage wear, with some softening and brassing visible on the high edges, consistent with its age and history of use. The recessed crown is tucked away at the four o'clock position, a signature Seiko design trait that emphasizes the automatic nature of the movement. The crystal sits cleanly above the dial, showing minor surface wear that does not detract from the clear view of the dial beneath. The screw-down stainless steel caseback is clearly engraved with the classic Seiko dolphin motif, the "WATER PROOF" designation, and the reference and serial numbers. Movement Powering this timepiece is the Seiko Caliber 6206B, a 26-jewel automatic movement renowned for its reliability. The close-up images reveal the beautifully finished gold-toned rotor and bridges, clearly stamped with the Seiko branding, jewel count, and caliber number. The movement components appear clean and well-maintained, showcasing the robust engineering typical of Seiko's mid-century production. Running in vintage operational condition. Maintains the authentic mechanical character of the era. The timegrapher result is -55 to -60 seconds per day. Strap The watch is fitted with a black leather strap featuring an embossed crocodilian pattern. The strap is detailed with contrasting white stitching along the edges, adding a subtle sporty element to the dressy aesthetic, and it is secured by a standard stainless steel pin buckle. Condition This timepiece is presented in good vintage condition. The stainless steel case remains structurally sound with normal vintage wear and handling marks. The gold-toned fluted bezel exhibits moderate patina and typical age-related wear along its peaks. The dial is a standout feature, remaining remarkably clean and free of significant flaws, making for a highly attractive presentation. Dimensions The case measures 37 mm in diameter, excluding the recessed crown, providing a substantial yet comfortable fit that wears well by modern standards while retaining its vintage charm. Remarks The Seikomatic 6206-8080 is a visually compelling reference, largely due to its separated day and date windows which create a pleasing vertical symmetry on the dial. The combination of the sunburst finish, faceted indices, and fluted bezel makes this a versatile piece that easily transitions from formal to casual settings. History Introduced in the early 1960s, the Seikomatic line was positioned as a premium automatic offering, showcasing Seiko's advancements in self-winding technology and shock resistance through their Diashock system. The 6206 caliber specifically became known for its reliable day-date functionality, paving the way for the legendary 62-series movements that would eventually power some of the brand's most prestigious chronometers. This specific model reflects a period of immense creativity and technical progress for Seiko on the global stage. 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: SEI-SMJ-0019