Seiko Cal. 7146 - 256

Seiko 7146-256

The Seiko 7146-256 represents an important milestone in Seiko's 1968 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-1a21ad5a1bd1]

Also known as: Helmet, Golden Tuna

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
14.9mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
190m
Dial Color
Burgundy
Jewels
29j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1968

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