Seiko Cal. 4420 - 103

Seiko 4420-103

This Spring Drive model from 1996 features a 44mm Hardlex-Coated Steel case. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-3a2a37169508]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
8.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Black
Jewels
35j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1996

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seikata-wm-3a2a37169508