Seiko Cal. 3879 - 277

This Spring Drive model from 1989 features a 38mm Titanium case. Powered by the 3879 caliber with 36j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-ccf13c6f0a47]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1989

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