Seiko Cal. 4421 - 438

The Seiko 4421-438 represents an important milestone in Seiko's 1984 lineup. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-5289d19d33d6]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1984

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