Seiko Cal. 5633 - 645

Seiko 5633-645

The 5633-645 is a sought-after Solar piece from Seiko's golden era. With its 22mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-f0b73794cfa8]

Also known as: Flighty

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
13.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Silver
Jewels
26j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1981

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