Thomas' Timepieces - Seiko time with this gents automatic Seiko Sportsmatic Sea horse on original band, with the 'waterproof' marking on the dial, predating the now requisite 'water resistant' wording. Calibre no.
60's Seiko Sea Horse Date — Cool Vintage Watches
66-8050] Seiko Waterproof 17 jewels Japan 66 : r/Seiko
Seiko Diver 62MAS Reference 6217-8001
66-8050] Seiko Waterproof 17 jewels Japan 66 : r/Seiko
Seiko SZ Men's Automatic 17 Jewels Blue Dial Stainless Steel Watch 387 – ELI ADAMS JEWELERS
Seiko Sea Horse automatic Waterproof Diashock 17 jewels. Cal.6601 - 8000. All original parts with good condition. OH already ( serviced… | Instagram
Seiko waterproof | You can tell it's from the sixties, becau… | Flickr
Seiko Vintage Watch LARGE OVERSIZE Cal 7005 200 Automatic 17 Jewel – Watch Tomb Company Ltd
Authentic Seiko Men's Manual Wind 66-8040 Gray Dial Rare Mint Original Vintage | eBay