Seiko Cal. 6691 - 183

The 6691-183 is a sought-after Quartz piece from Seiko's golden era. With its 22mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-cb53ec933730]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1970

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