Seiko Cal. 6657 - 191

This Spring Drive model from 1994 features a 39mm Gold-Plated case. With its 21mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-56de9d8a995e]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1994

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