Seiko Cal. 4421 - 872

The Seiko 4421-872 represents an important milestone in Seiko's 1968 lineup. Powered by the 4421 caliber with 36j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-181a6f221983]

Also known as: Rally, Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1968

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