Seiko Cal. 6155 - 961

The Seiko 6155-961 represents an important milestone in Seiko's 1971 lineup. Powered by the 6155 caliber with 32j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-758eed03294e]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1971

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