Seiko Cal. 4498 - 504

This Spring Drive model from 1969 features a 37mm Stainless Steel case. Powered by the 4498 caliber with 19j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-8522faaca33d]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1969

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