Seiko Cal. 3885 - 778

This Solar model from 1967 features a 44mm Stainless Steel case. Powered by the 3885 caliber with 32j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-4cd51befe5fd]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1967

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