Seiko Cal. 5631 - 260

This Hand-Winding model from 1991 features a 34mm Two-Tone case. It features a Silver dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-153e5896392f]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1991

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