Seiko Cal. 4440 - 628

Seiko 4440-628

The 4440-628 is a sought-after Solar piece from Seiko's golden era. With its 18mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-64757b9fea0a]

Also known as: Navigator, Arnie

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
13.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
70m
Dial Color
Champagne
Jewels
30j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1990

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