Seiko Cal. 4430 - 183

The Seiko 4430-183 represents an important milestone in Seiko's 1969 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-4e2d7207f5ac]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1969

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