Seiko Cal. 6331 - 270

The Seiko 6331-270 represents an important milestone in Seiko's 1975 lineup. With its 19mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-e739fca90701]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1975

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