Seiko Cal. 3851 - 727

This Quartz model from 1989 features a 42mm PVD Black case. Powered by the 3851 caliber with 30j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-e160658dc009]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1989

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