Seiko Cal. 7057 - 686

Seiko 7057-686

The Seiko 7057-686 represents an important milestone in Seiko's 1970 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-8da74a730849]

Also known as: Sea Horse, Flighty

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
13.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Navy
Jewels
25j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1970

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