SEIKO UFO Case (4006-6002) Men's Automatic Alarm Wristwatch from the year 1971. The watch works with SEIKO 4006A - 17 Jewels - Automatic movement. Instruction: Set alarm: pull crown to the first step and set alarm time. The alarm time can only be set reverse, setting forward is inhibited by a freewheel. Enable alarm : pull button. Disable alarm: push button (ranfft). Steel big case is approx. 42mm (excluding crown) X 42.5mm (lug-to-lug). The watch comes double strap. Black pp leather nato strap fits up to 22.5 cm and +extra grey nato strap fits up to 22.5 cm. Lug is 19mm. Watch's overall condition is good. Case has tiny signs of wear, looks nicely brushed. Dial has tiny marks fon't affect overall look. Alarm feature works well. Please look at photos carefully to see real condition. No box and paper. The watch will be shipped via UPS Express to worldwide with a tracking code. Delivery time is only a few days* for Europe and approx. 5-7 days* for other countries. Buyer is responsible for import VAT and taxes if necessary. *Estimated business days