Seiko Cal. 3851 - 727

Seiko 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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seikata-wm-e160658dc009