Seiko Cal. 6188 - 948

This Hand-Winding model from 1971 features a 41mm PVD Black case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e40965e9856b]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1971

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