Seiko Cal. 6634 - 923

The Seiko 6634-923 represents an important milestone in Seiko's 1981 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-a5da8d89f9b3]

Also known as: Shogun, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1981

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