Seiko Cal. 7187 - 717

The Seiko 7187-717 represents an important milestone in Seiko's 1977 lineup. Powered by the 7187 caliber with 31j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-94ebab40f6b3]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1977

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