Seiko Cal. 3878 - 301

This Solar model from 1965 features a 41mm Stainless Steel case. Powered by the 3878 caliber with 30j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-349e562ca03f]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

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