Seiko Cal. 4550 - 691

Seiko 4550-691

This Hand-Winding model from 1983 features a 38mm Hardlex-Coated Steel case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-ec3620a7a1e5]

Also known as: Shogun, Helmet

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
15.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
140m
Dial Color
White
Jewels
18j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1983

Related Models

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