Seiko Cal. 3811 - 328

This Hand-Winding model from 1966 features a 37mm Gold-Plated case. It features a Silver dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-f18c318d7597]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1966

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