Seiko Cal. 5256 - 739

Seiko 5256-739

The Seiko 5256-739 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-c4830473e72e]

Also known as: Tuna, UFO

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
42mm
Case Thickness
11.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Navy
Jewels
25j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1981

Related Models

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