Seiko King Seiko Chronometer 5625-7041 (1973)

Presented for auction by Second Vintage This sought-after King Seiko features the desirable Chronometer Officially Certified dial configuration, housed in an exceptionally sharp case that preserves its original 'Grammar of Design' geometry. Adding unique historical character, the caseback bears a crisp corporate presentation engraving from Fuji Electric Co., Ltd. dated September 1974, making this a compelling find for enthusiasts of precision Japanese horology. Brand: Seiko Model: King Seiko Reference Number: 5625-7041 Serial Number: 3D1419 Movement: Automatic, caliber 5625B, 25 jewels Dial: Silver sunburst Case Size: 36mm (excluding the crown) Case Material: Stainless steel Production Year: 1973 Condition: Excellent vintage condition. Movement serviced on 23 September 2026. Timegrapher: -2-4s/day, performing remarkably well. Dial and Hands The pristine and highly legible dial features a clean silver sunburst finish. Applied SEIKO and KS logos are crisp and bright, while the printed text remains fully intact with no visible loss. The applied baton indices, detailed with black center stripes, are in excellent condition. Very minor dust particles are visible under macro inspection. The matching Dauphine style hands also feature black center stripes, with bright metal surfaces free of significant oxidation, providing an excellent visual match with the dial indices. Case and Crystal The sharp and well-preserved stainless steel case displays exceptionally crisp 'Grammar of Design' geometry, highlighting the striking transitions between the brushed lug tops and polished flanks. Minor superficial scratches consistent with light wear are present. The smooth polished bezel is integrated with the case design, showing light hairline scratches consistent with the rest of the case. The flat crystal is clear, with no significant scratches, chips, or crazing visible. A clearly signed crown bearing the KS logo features sharp, well-defined knurling. The caseback features a crisp corporate presentation engraving from Fuji Electric Co., Ltd. dated September 1974. Movement The watch is powered by the high-beat automatic caliber 5625B. The movement appears very clean, with no visible corrosion or staining. The rotor and bridges show bright finishing, the screw heads are in good condition, and the engravings reading SEIKO, 25 JEWELS, JAPAN 5625B, and 876503 are clearly legible. The timegrapher records -2-4s/day. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece. The movement was serviced on 23 September 2026. Strap The watch is fitted with a complementary black leather strap featuring contrasting white stitching. It appears to be in very good condition with minimal wear. Condition Excellent vintage condition. The movement was serviced on 23 September 2026 and, supported by the recorded timegrapher result, is performing very strongly. The case retains its sharp geometry with only minor superficial scratches from light use. The dial and hands are remarkably clean and well-preserved, with bright applied markers and only minor dust particles visible under magnification. The crystal remains clear, and the strap shows minimal wear. Dimensions The case measures 36mm in diameter (excluding the crown). Remarks This King Seiko is a sought-after collector favourite, combining the highly desirable chronometer-certified dial with an exceptionally crisp case. The addition of a documented corporate presentation engraving adds a unique historical dimension, presenting a fantastic opportunity to acquire a well-preserved vintage timepiece with exceptional character. History The King Seiko 5625-7041 was officially certified as a chronometer by the Japan Chronometer Inspection Institute, representing a high mark in Japanese precision watchmaking. Powered by the 25-jewel caliber 5625 automatic movement, it operates at a 'Hi-Beat' frequency of 28,800 beats per hour. The caliber 5625 features both automatic and manual winding capabilities, along with hacking and a quickset date function. The chronometer-certified variants of the 56KS remain highly regarded by collectors for their technical capability and enduring design language. 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: SEI-KHD-0001