Seiko Cal. 5251 - 150

The Seiko 5251-150 represents an important milestone in Seiko's 1968 lineup. Powered by the 5251 caliber with 25j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-c861208bb65b]

Also known as: Rally, World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1968

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