Seiko Cal. 5231 - 820

Seiko 5231-820

This Hand-Winding model from 1993 features a 40mm Hardlex-Coated Steel case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-eaa6e0994712]

Also known as: Bullhead, Flighty

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
13.7mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
130m
Dial Color
Cream
Jewels
28j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1993

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seikata-wm-eaa6e0994712