Seiko Cal. 6690 - 592

The 6690-592 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-cb9db66e2db9]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1995

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