Seiko Cal. 6691 - 288

This Automatic model from 1978 features a 45mm PVD Black case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-11489dfc2ca3]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1978

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