Seiko Cal. 3878 - 434

This Solar model from 1967 features a 42mm PVD Black case. Powered by the 3878 caliber with 19j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-059d4edd26ea]

Also known as: Turtle, Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1967

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