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Seiko Calibers 4N20 / 4N21 / 5E21 + 7 more Manuals

One owner's manual PDF for the Seiko calibers 4N20, 4N21, 5E21 and 7 more (Japanese only).

Caliber details

Brand: Seiko

PDF files: 1

Mapped models: 0

Owner manuals

Watches in stock using this caliber

$112.50eBay $125.00
Rare Vintage Seiko Spirit Titanium Men’s Quartz Dress Watch 7N47-8000 JDM 1990s

Rare Vintage Seiko Spirit Titanium Men’s Quartz Dress Watch 7N47-8000 JDM 1990s

$67.50eBay $75.00
Rare Vintage Seiko Spirit 7N48-5000 Men’s Classic Quartz Dress Watch JDM 1980s

Rare Vintage Seiko Spirit 7N48-5000 Men’s Classic Quartz Dress Watch JDM 1980s

$166.50eBay $185.00
Rare Vintage Seiko Scuba 7N35-6030 Men’s Diver Sports Watch JDM 1990s

Rare Vintage Seiko Scuba 7N35-6030 Men’s Diver Sports Watch JDM 1990s

$67.50eBay $75.00
Rare Vintage Seiko Spirit 4N21-0450 Women’s Classic Quartz Watch JDM 1980s

Rare Vintage Seiko Spirit 4N21-0450 Women’s Classic Quartz Watch JDM 1980s