Seiko Cal. 5684 - 646

This Spring Drive model from 1979 features a 45mm Gold-Plated case. It features a Cream dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-2b60a3459ae3]

Also known as: Shogun, Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1979

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