Seiko Cal. 4421 - 445

Seiko 4421-445

This Automatic model from 1977 features a 35mm PVD Black case. With its 21mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-70bb2034a142]

Also known as: Turtle, Sportsmatic

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
35mm
Case Thickness
15.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Green
Jewels
22j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1977

Related Models

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