Seiko Cal. 6393 - 178

The Seiko 6393-178 represents an important milestone in Seiko's 1975 lineup. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-9be147002d82]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1975

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