Seiko Cal. 5633 - 185

Seiko 5633-185

The 5633-185 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5633 caliber with 24j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-83cf4ef9c9f2]

Also known as: Turtle

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
39mm
Case Thickness
11.1mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Black
Jewels
24j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1971

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