Seiko Cal. 7185 - 552

The Seiko 7185-552 represents an important milestone in Seiko's 1967 lineup. Powered by the 7185 caliber with 22j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-24c166c1ba9a]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1967

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