Seiko Cal. 3870 - 669

The Seiko 3870-669 represents an important milestone in Seiko's 1978 lineup. It features a Champagne dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-a1bfac7323fe]

Also known as: Monster, Shogun

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1978

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