Seiko Cal. 4455 - 650

The Seiko 4455-650 represents an important milestone in Seiko's 1976 lineup. Powered by the 4455 caliber with 19j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-d06709fc9b5f]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1976

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