Seiko Cal. 6378 - 375

This Spring Drive model from 1998 features a 44mm Hardlex-Coated Steel case. Powered by the 6378 caliber with 34j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-d3b7af3ebba8]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1998

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