Seiko Cal. 4459 - 640

This Quartz model from 1975 features a 37mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-263fbea2f2bd]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1975

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