Presented for auction by Second Vintage This sought-after chronometer-certified King Seiko reference 5625-7060 stands out through its exceptionally sharp case, which retains crisp factory lines and an intact gold KS Chronometer medallion on the caseback. Coupled with a pristine silver sunburst dial and striking black hands, this 1970 example represents a superb acquisition for the dedicated collector. Brand: Seiko Model: Auto Chronometer KS Hi-Beat Reference Number: 5625-7060 Serial Number: 055688 Movement: Automatic Dial: Silver sunburst with applied indices and black inserts Case Size: 36 mm (excluding the crown) Case Material: Stainless Steel Production Year: 1970 Condition: Excellent vintage condition. Movement serviced on 23 August 2026. Timegrapher: +15+17s/day, performing remarkably well. Dial and Hands The flawless and highly legible dial showcases a silver sunburst finish in pristine condition, offering striking contrast against the applied indices with their distinct black inserts. The dial typography, including the chronometer certification and KS Hi-Beat text, remains crisp alongside a clean minute track. There is no visible spotting or moisture damage on the surfaces. The black baton hands are in excellent shape, showing no visible oxidation, scratches, or damage, perfectly complementing the aesthetic of the dial. Case and Crystal This exceptionally preserved stainless steel case retains its crisp factory geometry, displaying well-defined transitions between the brushed and polished surfaces. There are minimal signs of wear or handling marks on the lugs and flanks. The polished smooth bezel remains in excellent condition, showing only light hairline marks consistent with careful wear. The caseback features a beautifully preserved and intact gold KS Chronometer medallion, a highly desirable detail for this reference. The watch is fitted with a signed KS crown that maintains crisp knurling with minimal wear. The flat crystal is clear, with no visible scratches, chips, or crazing. Movement The watch is powered by an automatic Hi-Beat caliber from the respected 5600 series, known for its high-frequency precision and refined engineering during Seiko's golden era of chronometry. The timegrapher records a rate of +15+17s/day. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece. The movement was serviced on 23 August 2026. Strap The watch is paired with an attractive black leather strap featuring white contrast stitching. The strap is in good condition, with light wear visible on the inner lining. Condition Excellent vintage condition. The movement was serviced on 23 August 2026 and, supported by the recorded timegrapher result, is performing very strongly. Visually, the watch is exceptionally well preserved. The case maintains sharp factory lines and an intact gold medallion, while the pristine silver dial and contrasting black hands show no visible signs of aging or damage. The bezel and crystal exhibit minimal wear, reflecting careful ownership. Dimensions The case measures 36 mm in diameter (excluding the crown). Remarks This King Seiko 5625-7060 is a superb find, distinguished by its chronometer certification and the remarkable preservation of its sharp case geometry. The pristine silver sunburst dial and intact gold caseback medallion make this a compelling piece for any collector focused on high-grade Japanese horology. History Introduced in the late 1960s, the King Seiko line was created to showcase the pinnacle of the brand's manufacturing capabilities alongside Grand Seiko. The 5600 series movements, particularly those receiving official chronometer certification, represent a high point in Japanese mechanical watchmaking. The reference 5625-7060 is a collector favourite, celebrated for its classic Grammar of Design case shape, high-beat automatic movement, and the prestigious gold chronometer medallion adorning its caseback. These models remain highly regarded for their robust engineering and elegant, timeless proportions. 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-ACK-0001