Seiko Cal. 4438 - 731

The Seiko 4438-731 represents an important milestone in Seiko's 1986 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-f7a70b506ea8]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1986

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