Seiko Cal. 6187 - 408

The Seiko 6187-408 represents an important milestone in Seiko's 1981 lineup. Powered by the 6187 caliber with 33j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-1173c7a0b9a0]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1981

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