Seiko Cal. 5257 - 770

Seiko 5257-770

The 5257-770 is a sought-after Kinetic piece from Seiko's golden era. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-13340d12b56d]

Also known as: Turtle, UFO

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
13.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1990

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