Seiko Cal. 4530 - 903

The Seiko 4530-903 represents an important milestone in Seiko's 1978 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-a0adaf07ef6d]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1978

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