Hi Beat Diashock VERY RARE GRAND SEIKO CHRONOMETER Made in Japan This is a rare 35 Jewels variation of the 5722A with date function : the 5722 9990 , a special 37mm edition released in 1965-1967. This is a very interesting reference with a special Lion caseback made by Seiko watch company specially for this model, a 5722A movement, the early dial with rare font for the Grand Seiko text at 6 and tan original crown. A rare Grand Seiko, perfect for the collector looking for a special watch with history that makes it even more rare Highest Precision Grand Seiko Watch for Men 1966 5722 9990 Guaranteed Original Vintage Grand Seiko Manual Hand Winding 35 Jewels Watch Stainless Steel with beautiful Golden Lion original logo on case back Original early Grand Seiko crown W Seiko Size 37mm excluding crown 43mm top to bottom Thickness: 12mm Beautiful Silver Grand Seiko Dial Correct signatures at bottom of dial New Genuine Leather band will fit all wrists generic stainless steel buckle Acrylic Crystal Highest Precision Grand Seiko 35 Jewels Manual Movement This watch is in excellent condition without any damage the movement functions precisely It is original and will become a perfect vintage collectible treasure