Seiko Cal. 5648 - 158

The Seiko 5648-158 represents an important milestone in Seiko's 1984 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-14479590fe5c]

Also known as: Bullhead, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1984

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