Seiko Cal. 5634 - 372

The Seiko 5634-372 represents an important milestone in Seiko's 1991 lineup. Powered by the 5634 caliber with 24j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-195ae2ecd083]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1991

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