Seiko Cal. 6688 - 988

Seiko 6688-988

The 6688-988 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-0bd8d8b0b03c]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
15.6mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1968

Related Models

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