Seiko Cal. 4421 - 210

The Seiko 4421-210 represents an important milestone in Seiko's 1976 lineup. Powered by the 4421 caliber with 23j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-5033157cd72e]

Also known as: Pogue, Goldfeather

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1976

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