Seiko Cal. 6164 - 915

The Seiko 6164-915 represents an important milestone in Seiko's 1975 lineup. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-ab00d490a8f0]

Also known as: Sumo, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1975

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