Seiko Cal. 4439 - 538

The Seiko 4439-538 represents an important milestone in Seiko's 1985 lineup. It features a Navy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-530a7337c938]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1985

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