Seiko Cal. 6178 - 405

The Seiko 6178-405 represents an important milestone in Seiko's 1991 lineup. Powered by the 6178 caliber with 23j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-dd958f08e2b8]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1991

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