Seiko Cal. 3827 - 676

This Quartz model from 1976 features a 39mm Hardlex-Coated Steel case. Powered by the 3827 caliber with 27j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-7620712a60a5]

Also known as: Sumo, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1976

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