Seiko Cal. 4597 - 902

This Spring Drive model from 1974 features a 46mm Stainless Steel case. Powered by the 4597 caliber with 29j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-cb46f31b289c]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1974

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