Seiko Cal. 4581 - 574

The Seiko 4581-574 represents an important milestone in Seiko's 1969 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-0e2194fea6ae]

Also known as: Navigator, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1969

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