Seiko Cal. 3811 - 529

This Automatic model from 1970 features a 34mm PVD Black case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-6e1eb1e8e490]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1970

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