Seiko Cal. 5633 - 188

Seiko 5633-188

The 5633-188 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-887ced3bebc7]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
11.6mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Black
Jewels
33j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1981

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seikata-wm-887ced3bebc7