Seiko Cal. 3827 - 413

The Seiko 3827-413 represents an important milestone in Seiko's 1980 lineup. It features a Cream dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-9d9ef6c6de1c]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1980

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