Seiko Cal. 4546 - 723

Seiko 4546-723

The 4546-723 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4546 caliber with 21j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-863fa83cdca9]

Also known as: Samurai, Sea Horse

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
34mm
Case Thickness
14.8mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
140m
Dial Color
Black
Jewels
21j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1993

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