Seiko Cal. 5647 - 738

This Solar model from 1992 features a 37mm PVD Black case. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-444c581afbdf]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1992

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