Seiko Cal. 3844 - 728

The Seiko 3844-728 represents an important milestone in Seiko's 1979 lineup. It features a White dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-5e4f7966aee6]

Also known as: Helmet, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1979

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