Seiko Cal. 6687 - 818

Seiko 6687-818

This Solar model from 1991 features a 35mm Titanium case. Powered by the 6687 caliber with 22j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-5a0e92520fc7]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
35mm
Case Thickness
8.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Black
Jewels
22j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1991

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seikata-wm-5a0e92520fc7