Seiko Cal. 3879 - 880

This Solar model from 1978 features a 36mm PVD Black case. Powered by the 3879 caliber with 23j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-05e618cab559]

Also known as: Tuna, Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1978

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