Seiko Cal. 0778 - 370

The Seiko 0778-370 represents an important milestone in Seiko's 1976 lineup. Powered by the 0778 caliber with 32j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-3be9be4858b5]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1976

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