Seiko Cal. 3878 - 672

The Seiko 3878-672 represents an important milestone in Seiko's 1985 lineup. Powered by the 3878 caliber with 19j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-e43ba371130b]

Also known as: Shogun, Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1985

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