Seiko Cal. 6664 - 879

This Solar model from 1978 features a 45mm Titanium case. Powered by the 6664 caliber with 22j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-4b67813d77ec]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1978

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