Seiko Cal. 6278 - 830

The Seiko 6278-830 represents an important milestone in Seiko's 1985 lineup. Powered by the 6278 caliber with 23j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-fb16ab0c6845]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1985

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