Seiko Cal. 5632 - 645

Seiko 5632-645

The 5632-645 is a sought-after Solar piece from Seiko's golden era. Powered by the 5632 caliber with 22j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-59a9adff333a]

Also known as: Navigator

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
36mm
Case Thickness
8.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
30m
Dial Color
Burgundy
Jewels
22j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1977

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