Seiko Cal. 4440 - 758

The Seiko 4440-758 represents an important milestone in Seiko's 1985 lineup. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-99b9307678ef]

Also known as: Navigator, Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1985

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