Seiko Cal. 5617 - 453

This Spring Drive model from 1979 features a 40mm Stainless Steel case. Powered by the 5617 caliber with 20j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-b47af7a714bb]

Also known as: Monster, UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1979

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