Seiko Cal. 6193 - 528

This Spring Drive model from 1978 features a 35mm Hardlex-Coated Steel case. With its 20mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-83be5ffafee7]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1978

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