Seiko Cal. 4420 - 561

This Spring Drive model from 1984 features a 44mm Titanium case. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-42941f1ff408]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1984

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