Seiko Cal. 3894 - 790

This Quartz model from 1974 features a 36mm Two-Tone case. Powered by the 3894 caliber with 31j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-ecaa6a8f0e8a]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1974

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