Seiko Cal. 6687 - 816

Seiko 6687-816

This Solar model from 1966 features a 34mm Titanium case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-443fcc3e4ff1]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
34mm
Case Thickness
14.7mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1966

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