Seiko Cal. 4490 - 278

The Seiko 4490-278 represents an important milestone in Seiko's 1971 lineup. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-2b8ae1c0de89]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1971

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