Seiko Cal. 6188 - 617

This Hand-Winding model from 1991 features a 45mm Two-Tone case. It features a Black dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-833e2986c700]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1991

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