Seiko Cal. 5644 - 744

Seiko 5644-744

The 5644-744 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-90f391f35e56]

Also known as: Sportsmatic, World Timer

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
44mm
Case Thickness
11.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
40m
Dial Color
Cream
Jewels
19j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1975

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seikata-wm-90f391f35e56