Seiko Cal. 6187 - 942

The Seiko 6187-942 represents an important milestone in Seiko's 1974 lineup. Powered by the 6187 caliber with 20j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-66fce36e406a]

Also known as: Tuna, UFO

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1974

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