Seiko Cal. 6628 - 647

This Automatic model from 1974 features a 38mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-0f7f36b926e7]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1974

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