Seiko Cal. 4490 - 312

This Solar model from 1970 features a 36mm Gold-Plated case. With its 20mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-ea5f14ec440b]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1970

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