Seiko Cal. 4490 - 748

The Seiko 4490-748 represents an important milestone in Seiko's 1975 lineup. Powered by the 4490 caliber with 21j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-5701fcef90b5]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1975

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