Seiko Cal. 4593 - 740

Seiko 4593-740

The 4593-740 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4593 caliber with 33j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-1197aafeac41]

Also known as: Navigator

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
46mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
40m
Dial Color
Cream
Jewels
33j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1998

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