Seiko Cal. 5240 - 579

This Quartz model from 1971 features a 42mm Two-Tone case. With its 22mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-96aa72be6e9e]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1971

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