Seiko Cal. 6390 - 139

This Solar model from 1970 features a 44mm Gold-Plated case. With its 22mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-c6a9d4d1d0d5]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1970

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