Seiko Cal. 5634 - 242

The Seiko 5634-242 represents an important milestone in Seiko's 1984 lineup. It features a Black dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-c3ccbbbc7135]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1984

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