Seiko Cal. 3840 - 965

The Seiko 3840-965 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-f2f51a617461]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1975

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