Seiko Cal. 4573 - 744

Seiko 4573-744

The 4573-744 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4573 caliber with 25j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-c0a33df451a0]

Also known as: Baby Tuna, Flighty

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
40mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
100m
Dial Color
White
Jewels
25j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1975

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