Seiko Cal. 4490 - 288

The Seiko 4490-288 represents an important milestone in Seiko's 1975 lineup. With its 21mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-4cbfd9c17c67]

Also known as: UFO, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1975

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