Seiko Cal. 5231 - 220

This Quartz model from 1987 features a 45mm Hardlex-Coated Steel case. Powered by the 5231 caliber with 20j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-f2ca5f2ce8a2]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1987

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