Seiko Cal. 4423 - 387

The Seiko 4423-387 represents an important milestone in Seiko's 1982 lineup. With its 22mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-6849945dde42]

Also known as: UFO, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1982

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