Seiko Cal. 5257 - 676

Seiko 5257-676

The Seiko 5257-676 represents an important milestone in Seiko's 1980 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-78c79fc9b62a]

Also known as: Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
12.1mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
30m
Dial Color
Silver
Jewels
29j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1980

Related Models

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