→ Seiko - Seikomatic Weekdater Dolphin series Automatic Japan Vintage Men's Wristwatch. From 1970's. Reference Number: 6206-8100. Overall the watch is in good condition. → The watch is equipped with the automatic 26 jewels Seiko 6206B caliber. It works fine. The practical calendar is active. → The steel case of the watch remains in clean condition, with minor marks due to use. You can see the dolphin symbol on the back cover. Mica glass. The crown is original. "JDM" yellow movement. Day-date calendar display. The original white dial looks clean. Completed with a leather strap. - Case diameter: 37mm (excluding the crown) - Lug size: 19mm - Strap length: 20cm (incl. clasp) - No box & paper The photos are of the watch itself. Examine them carefully, they are part of the description. We bring you old and valuable watches. These are sensitive watches, you should protect them from impacts and liquid contact. We cannot guarantee waterproofness. Your order will be shipped worldwide by express courier with tracking code. Delivery time is 3-7 days on average. Please pay attention to the customs tax. The buyer is responsible for import VAT and taxes if necessary. It is beyond the control of the seller.