Seiko Cal. 5654 - 421

The Seiko 5654-421 represents an important milestone in Seiko's 1984 lineup. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-a29f73cac5ff]

Also known as: UFO, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1984

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