Seiko Cal. 4490 - 985

The Seiko 4490-985 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-75df91e6e5d1]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1973

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