Seiko Cal. 6678 - 312

Seiko 6678-312

This Automatic model from 1982 features a 46mm Hardlex-Coated Steel case. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-f6aaf1c1fd34]

Also known as: Helmet, Sea Horse

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
11.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
80m
Dial Color
Black
Jewels
24j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1982

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