Seiko Cal. 4423 - 945

Seiko 4423-945

The 4423-945 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4423 caliber with 18j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-2add3699f75d]

Also known as: Panda, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
15.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
White
Jewels
18j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1975

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seikata-wm-2add3699f75d