Now available at auction from Second Vintage An outstanding example of Japanese mid-century elegance, this Seiko Business Diashock reference 6206-8010 offers refined style and robust reliability—an ideal opportunity for collectors and enthusiasts alike. Crafted in 1965, this 36 mm stainless steel dress watch embodies the sophistication and technical innovation that define Seiko’s golden era. Its striking silver sunburst dial, complete with sharp applied indices and dauphine hands, radiates vintage charm, with only a discreet flaw at the left dial edge confirming its authentic history. Near-mint overall condition ensures strong appeal, making this a highly attractive choice for both wearing and collecting. Brand: Seiko Model: Business Diashock Reference Number: 6206-8010 Serial Number: 5604547 Movement: Automatic, Diashock 26 Jewels Dial: Silver sunburst with applied indices, day-date at 3 o’clock Case Size: 36 mm (excluding the crown) Case Material: Stainless steel Production Year: 1965 Condition: Near-mint vintage condition with minimal wear; small flaw at the left dial edge; running within vintage tolerances. Dial and Hands The silver sunburst dial is exceptionally well preserved, displaying clean surfaces and refined finishing. All applied indices and the Seiko branding are crisp and intact, while the dauphine hands remain sharp and free of corrosion. The day-date function at 3 o’clock is framed and legible, and lume accents have gently aged, enhancing the watch's period character. Note a small flaw at the left edge of the dial, subtle and unobtrusive, preserving the dial’s strong overall presence. Case and Crystal The 36 mm stainless steel case retains its original sharp lines, polished bezel, and elegant lugs, exhibiting only minimal signs of wear. The case back engravings are clear and well-defined. The acrylic crystal is clear, offering a flawless view of the dial with no distracting marks. Movement Powered by Seiko’s highly regarded automatic movement with 26 jewels and Diashock protection, this watch provides reliable operation and smooth day-date adjustment. The movement is running within vintage tolerances—an excellent sign of ongoing dependability. Strap Paired with a classic black leather strap featuring contrast white stitching, this watch is ready to wear and complements the period correct style. The strap is clean and free from major wear, ensuring comfort and aesthetic appeal. Condition This Seiko Business Diashock is in near-mint vintage condition. Aside from a minor, unobtrusive dial flaw at the left edge, the watch stands out for sharp details, exceptionally well-preserved case and dial, and minimal wear overall. It runs smoothly and accurately within vintage standards. Dimensions Case diameter: 36 mm (excluding the crown) Remarks A superb and authentic piece from Seiko’s esteemed Business series, this 6206-8010 model showcases enduring craftsmanship and classic design. The exceptional overall presentation and rare condition heighten its desirability among collectors of vintage Japanese timepieces. History Introduced in the 1960s, the Seiko Business Diashock line blended professional refinement with robust reliability. The 6206-8010 reference offered cutting-edge automatic movement and practical day-date complication, setting a high standard within Seiko’s portfolio. Decades later, these watches remain highly sought-after, celebrated for their design integrity and mechanical excellence. Payment and Shipping Payment must be completed within 1-3 days after purchase. The watch will be securely packaged and shipped with tracking and insurance for your peace of mind. Please review the pictures carefully before bidding. We strive to showcase the watch from multiple angles for an accurate representation. As with all vintage watches, water resistance is not guaranteed. The watch will be delivered in fully functional working condition. If you have any questions, feel free to contact us after the auction ends. / Second Vintage SKU: SEI3UY6TK0000