Seiko Cal. 6634 - 859

Seiko 6634-859

The 6634-859 is a sought-after Solar piece from Seiko's golden era. Powered by the 6634 caliber with 36j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-921797311f3d]

Also known as: Samurai, Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
43mm
Case Thickness
13.7mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Silver
Jewels
36j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1992

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seikata-wm-921797311f3d