Seiko Cal. 4439 - 286

The Seiko 4439-286 represents an important milestone in Seiko's 1991 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-8af124678cf3]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1991

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