Seiko Cal. 5697 - 250

The Seiko 5697-250 represents an important milestone in Seiko's 1966 lineup. Powered by the 5697 caliber with 27j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-8efc0167d4c7]

Also known as: Sea Horse, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1966

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