Seiko Cal. 4598 - 977

The Seiko 4598-977 represents an important milestone in Seiko's 1969 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-997fbf753fd0]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1969

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