Seiko Cal. 4439 - 877

This Solar model from 1968 features a 46mm PVD Black case. Powered by the 4439 caliber with 36j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-cbab89c52c9f]

Also known as: Tuna, Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1968

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