Seiko Cal. 4497 - 660

This Spring Drive model from 1990 features a 45mm Gold-Plated case. Powered by the 4497 caliber with 20j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-3eb70e2624f0]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1990

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