Seiko Cal. 3873 - 931

This Automatic model from 1980 features a 41mm Stainless Steel case. Powered by the 3873 caliber with 32j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-9afa801ff0fd]

Also known as: Bullhead, Rally

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1980

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