Seiko Cal. 4420 - 103

Seiko 4420-103

The 4420-103 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4420 caliber with 18j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-08b56a93c771]

Also known as: Rally, Bellmatic

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1965

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seikata-wm-08b56a93c771