Seiko Cal. 4423 - 137

Seiko 4423-137

The 4423-137 is a sought-after Solar piece from Seiko's golden era. Powered by the 4423 caliber with 18j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-62ed22bb8c77]

Also known as: Bellmatic, Arnie

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
9.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
200m
Dial Color
White
Jewels
18j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1984

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