Seiko Cal. 7078 - 314

The Seiko 7078-314 represents an important milestone in Seiko's 1978 lineup. Powered by the 7078 caliber with 20j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-0244107ca199]

Also known as: Sumo, World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1978

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