EU-based professional seller — no import taxes for EU buyers. Get your hands on this serviced vintage Seiko 6139-8002 Speed-Timer from 1972, rare gradient sunburst dial, all-original JDM chronograph with new strap, guaranteed and in excellent working condition. Model History: The Seiko 6139-8002 is a lesser-known yet deeply collectible chronograph from Seiko’s iconic Speed-Timer lineup, released exclusively for the Japanese Domestic Market (JDM). Part of the pioneering 6139 series -among the world’s first automatic chronographs - the 8002 variant stands out with its cushion-shaped case and elegant dial designs. The version offered here features a rare sunburst dial that shifts between blue, grey, and lilac hues depending on the light, adding a subtle sophistication to the classic sporty aesthetic. Equipped with the robust 6139 movement and the distinctive 30-minute chronograph register with a two-tone blue sector, this model is a fusion of Seiko’s technical innovation and Japanese design flair. Specifications: • Reference: 6139-8002 • Serial Number: 247966 • Production Date: April 1972 • Movement: Seiko 6139 automatic chronograph, column wheel and vertical clutch • Functions: Chronograph, day-date (English/Kanji), quickset day/date • Case Material: Stainless steel, polished • Case Diameter: Approx. 40.5 mm (including crown) • Lug Width: 19 mm • Lug-to-lug: Approx. 42 mm • Dial: Original blue gradient dial with grey-violet tint, two-tone subdial • Crystal: Original crystal, polished • Strap: New black rubber strap Condition: This vintage Seiko Speed-Timer is in excellent overall condition. The 6139 movement has been fully serviced and functions flawlessly. The chronograph starts, stops, and resets precisely, and the timekeeping is accurate. The original gradient dial is vibrant with no visible damage or discoloration. The case has been polished and presents very well. Fitted with a new black rubber strap for comfortable daily wear. Day and date wheels display in English and Kanji. Comes with a 3-month functionality warranty. I aim to capture the condition of the watch accurately. Please make sure to review the pictures closely before bidding. The watch has been completely serviced by a professional watchmaker and tested for full functionality. The water resistance of the watch cannot be guaranteed. Shipping from Budapest, Hungary with tracking and insurance. If you have any questions or need support after your purchase, please do not hesitate to contact me. Thank you for condisering this timeless piece, and happy collecting! - SpecialTimer