Seiko Cal. 6631 - 657

This Hand-Winding model from 1998 features a 43mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-dda0387191de]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1998

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