Seiko Cal. 4421 - 178

The Seiko 4421-178 represents an important milestone in Seiko's 1999 lineup. Powered by the 4421 caliber with 31j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-9bb640b167ba]

Also known as: Pogue

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1999

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