Seiko Cal. 4440 - 785

The Seiko 4440-785 represents an important milestone in Seiko's 1986 lineup. With its 22mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-043469346d8e]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1986

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