Seiko Cal. 6187 - 277

This Spring Drive model from 1965 features a 46mm Gold-Plated case. With its 18mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-5d46f537e87b]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1965

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