Seiko Cal. 3840 - 956

This Automatic model from 1978 features a 36mm Two-Tone case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-c0697bd70200]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1978

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