Seiko Cal. 5221 - 583

This Automatic model from 1978 features a 38mm Titanium case. Powered by the 5221 caliber with 31j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-f8e69199a988]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1978

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