Seiko Cal. 3890 - 308

This Automatic model from 1987 features a 40mm Two-Tone case. Powered by the 3890 caliber with 20j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-010cd8580d96]

Also known as: Monster, Panda

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1987

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