Seiko Cal. 3841 - 818

The Seiko 3841-818 represents an important milestone in Seiko's 1972 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-a27fe9db6fe2]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1972

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