Seiko Cal. 5636 - 409

Seiko 5636-409

The 5636-409 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5636 caliber with 27j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-fd6ddf07cc04]

Also known as: Rally

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
44mm
Case Thickness
8.0mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Navy
Jewels
27j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1991

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