A perfect sample of legendary SEIKO 6139 chronograph series: Brown Dial 6139-6013 Men's Chronograph from the year 1977. That model has a rare brown dial, it is all functional and in mint condition. Perfect chance for SEIKO collectors and watch lovers. Movement: Cal. 6139B Japan - 17 Jewels Operating Instruction: Day: quickset by pushing the crown deeper, 2 languages. Date: quickset by pushing the crown less deep (ranfft.de). Upper button starts and stops chronometer second and lower button resets it. Notable Features: Rare brown dial model - All Steel - Push-active Quickset Day & Date Case-Size: 39mm (without crown), Lug-to-Lug: 43mm Band-Size: Fits up to approx. 19.5cm (wrist size), Lug: 19mm Service: The watch was recently controlled by an experienced watchmaker before the auction. Condition: Mint. Unnoticeable wear on case. Clean dial. All functional. Please look at photos carefully to see exact condition. Accessories: Stainless-steel bracelet band as seen in the photos. No box and paper. It will be sent as very-well packaged via DHL Express with the tracking code. *Delivery Times: Europe: 2-5 BD, America: 3-8 BD, Other Countries: 3-10 BD *(BD: Business Days. Delivery times are estimated and may differ (esp. in holiday seasons) because of conditions that out of our control. Customs duties are buyer's responsibility.)