Seiko Cal. 3872 - 321

This Spring Drive model from 1986 features a 42mm Titanium case. Powered by the 3872 caliber with 26j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-e3fca73c7583]

Also known as: Shogun, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1986

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