Seiko Cal. 4453 - 977

The Seiko 4453-977 represents an important milestone in Seiko's 1986 lineup. Powered by the 4453 caliber with 35j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-47793c0343ca]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1986

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