Seiko Cal. 6187 - 505

The Seiko 6187-505 represents an important milestone in Seiko's 1975 lineup. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-e6a9b0796551]

Also known as: Monster, Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1975

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