Seiko Cal. 5615 - 767

This Spring Drive model from 1989 features a 36mm Stainless Steel case. With its 22mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-467c81560736]

Also known as: Sumo, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1989

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