Seiko Cal. 6187 - 664

The 6187-664 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-ef9858948619]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1985

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