Seiko Cal. 3840 - 913

This Hand-Winding model from 1974 features a 39mm PVD Black case. With its 22mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-92cfbc83081f]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1974

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