Seiko Cal. 4438 - 252

The Seiko 4438-252 represents an important milestone in Seiko's 1982 lineup. With its 22mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-4aee719352fc]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1982

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