Seiko Cal. 4527 - 654

The Seiko 4527-654 represents an important milestone in Seiko's 1968 lineup. Powered by the 4527 caliber with 32j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-e16a5bafbace]

Also known as: Crown, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1968

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