Seiko Cal. 5251 - 433

The Seiko 5251-433 represents an important milestone in Seiko's 1966 lineup. Powered by the 5251 caliber with 33j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-9a8bc970f331]

Also known as: World Timer, Sea Horse

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1966

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