Seiko Cal. 6687 - 366

Seiko 6687-366

The Seiko 6687-366 represents an important milestone in Seiko's 1992 lineup. With its 21mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-9a32c0ef1f0c]

Also known as: Panda, Emperor

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
39mm
Case Thickness
12.1mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Black
Jewels
34j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1992

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