Seiko Cal. 4420 - 410

Seiko 4420-410

The 4420-410 is a sought-after Kinetic piece from Seiko's golden era. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-777402ffa839]

Also known as: Arnie

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
150m
Dial Color
Silver
Jewels
23j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1981

Related Models

seikata-wm-777402ffa839