Seiko Cal. 5251 - 297

The Seiko 5251-297 represents an important milestone in Seiko's 1978 lineup. Powered by the 5251 caliber with 18j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-1bde90305d46]

Also known as: Helmet, Arnie

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

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