Seiko Cal. 6288 - 691

The Seiko 6288-691 represents an important milestone in Seiko's 1991 lineup. It features a Green dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-e840650a9d3c]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1991

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