Seiko Cal. 6166 - 687

The Seiko 6166-687 represents an important milestone in Seiko's 1978 lineup. Powered by the 6166 caliber with 19j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-67b43b9af654]

Also known as: Goldfeather, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1978

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