Seiko Cal. 6178 - 396

The Seiko 6178-396 represents an important milestone in Seiko's 1990 lineup. Powered by the 6178 caliber with 19j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-c7eb259ae1f8]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1990

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