Seiko Cal. 3821 - 913

Seiko 3821-913

This Hand-Winding model from 1988 features a 37mm Two-Tone case. With its 22mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-94d89652a567]

Also known as: Monster, Navigator

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Navy
Jewels
22j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1988

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seikata-wm-94d89652a567