Seiko Cal. 4527 - 372

The Seiko 4527-372 represents an important milestone in Seiko's 1966 lineup. Powered by the 4527 caliber with 22j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-c4a62d7da575]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1966

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