Seiko 5 Actus Blue SS 23 jewels 6106-7520,SEIKO5 ACTUS SS Vintage 6106-7520 Analog Automatic Watch Movement Japan,The Seiko Actus SS 6306-7010, a 1976 classic, features a white linen dial and steel case with a “hack second” movement. Powered by the durable Seiko 6306 automatic movement, it's in great,1970y 【 N MINT- 】 Vintage SEIKO 5 Actus SS 6106-8450 39mm UKIYOE AT Men's Watch,Seiko - ACTUS Day&Date Automatic - No Reserve Price - 6309-7180 - Men - 1970-1979 - auction online Catawiki