RARE VINTAGE FIRST SEIKO CALCULATOR WATCH C153 - 5007 MINT IN BOX | #522198674
birthyearwatches.com - 1977 Seiko C153-5009 Calculator watch. Can you see what I did there? #seikolover #seikocollector #seiko #1977 #birthyearwatch | Facebook
Seiko C153 5007 Vintage calculator watch in working order 1978 | #312137568