Seiko / 6309 “Turtle”] Before / After of my dad's old watch from the marine corps. Thank you all for your tips and comments. Was able to preserve many of the original
Seiko - VINTAGE SCUBA DIVER 150 m Automatic SLIM TURTLE - 6309-7290 N° 6X2373 de décembre 1984 - Men - 1980-1989 in France
TRADED. Seiko Vintage Turtle 6306-7001 3rd Diver with Kanji & Hacking ( JDM ) | WatchUSeek Watch Forums
Found: A Seiko 6306 From A 1979 Antarctic Research Expedition - Hodinkee