Seiko Cal. 4437 - 364

Seiko 4437-364

This Kinetic model from 1977 features a 42mm Hardlex-Coated Steel case. With its 18mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-204e5fff9eb4]

Also known as: Helmet

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
13.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Green
Jewels
30j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1977

Related Models

seikata-wm-204e5fff9eb4