Seiko Cal. 5634 - 723

The Seiko 5634-723 represents an important milestone in Seiko's 1988 lineup. Powered by the 5634 caliber with 18j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-eef152320fe7]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1988

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