Seiko Cal. 6656 - 899

Seiko 6656-899

The 6656-899 is a sought-after Solar piece from Seiko's golden era. With its 20mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-fffd3b426da0]

Also known as: Helmet

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
13.8mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Black
Jewels
30j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1968

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