Seiko Cal. 5278 - 957

The Seiko 5278-957 represents an important milestone in Seiko's 1983 lineup. Powered by the 5278 caliber with 21j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-6db6b90196ab]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1983

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