Seiko Cal. 4598 - 973

The Seiko 4598-973 represents an important milestone in Seiko's 1974 lineup. Powered by the 4598 caliber with 20j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-c3eebe730016]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1974

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