Seiko Cal. 7187 - 195

The 7187-195 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7187 caliber with 31j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-1864337191e8]

Also known as: Navigator, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1989

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