Seiko Cal. 4555 - 961

The Seiko 4555-961 represents an important milestone in Seiko's 1965 lineup. Powered by the 4555 caliber with 20j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-a4855ef0b8c0]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1965

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