Seiko Cal. 4497 - 125

This Spring Drive model from 1978 features a 43mm Two-Tone case. Powered by the 4497 caliber with 20j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-67ee8bbe088f]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1978

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