Seiko Cal. 5674 - 991

The 5674-991 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5674 caliber with 31j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-8bc03ffb8d69]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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