Seiko Cal. 4421 - 983

This Spring Drive model from 1985 features a 44mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-8cdc18ba1a68]

Also known as: Pogue, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1985

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