New arrival: Seiko 6309-729B from 1982 | The Watch Site
Two-Tone 1979 Seiko 6309-8029 "Sunkist" Automatic | DC Vintage Watches
Seiko Orange Diver Look Turtle Ref-6309 Automatic Men's Day & Date Wrist Watch | eBay
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