Seiko Cal. 5634 - 227

The Seiko 5634-227 represents an important milestone in Seiko's 1982 lineup. Powered by the 5634 caliber with 24j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-d53746414983]

Also known as: Monster, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1982

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