Seiko Cal. 3812 - 975

This Automatic model from 1976 features a 41mm PVD Black case. Powered by the 3812 caliber with 33j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-08cbe0810f63]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1976

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