Seiko Cal. 4477 - 405

This Spring Drive model from 1976 features a 34mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-68c1ae1b7c7c]

Also known as: Shogun, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1976

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