Seiko Cal. 3844 - 669

The Seiko 3844-669 represents an important milestone in Seiko's 1974 lineup. It features a Silver dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-bb13cb9d22c3]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1974

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