Seiko Cal. 7178 - 641

The 7178-641 is a sought-after Solar piece from Seiko's golden era. Powered by the 7178 caliber with 19j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-c516fd2aface]

Also known as: Pogue

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1979

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