Seiko Cal. 5633 - 592

Seiko 5633-592

The 5633-592 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5633 caliber with 31j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-f566df123b75]

Also known as: UFO

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
13.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Cream
Jewels
31j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1994

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