Seiko Cal. 5620 - 552

The Seiko 5620-552 represents an important milestone in Seiko's 1985 lineup. Powered by the 5620 caliber with 20j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-0a8d99b6e7c3]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1985

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