Seiko Cal. 6634 - 799

Seiko 6634-799

The 6634-799 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6634 caliber with 27j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-f632e4375ac6]

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
34mm
Case Thickness
12.8mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Burgundy
Jewels
27j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1997

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