Seiko Cal. 0778 - 972

The Seiko 0778-972 represents an important milestone in Seiko's 1989 lineup. Powered by the 0778 caliber with 25j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-1dc9573a74fd]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1989

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