Seiko Cal. 4438 - 430

The Seiko 4438-430 represents an important milestone in Seiko's 1995 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ec96c8c06f20]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1995

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