Seiko Cal. 6161 - 552

The Seiko 6161-552 represents an important milestone in Seiko's 1971 lineup. Powered by the 6161 caliber with 36j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-4d463284b7c7]

Also known as: UFO, Navigator

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1971

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