Seiko Cal. 6688 - 387

Seiko 6688-387

This Quartz model from 1990 features a 40mm Gold-Plated case. With its 20mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-57e840deb775]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
14.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Silver
Jewels
23j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1990

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seikata-wm-57e840deb775