Seiko Cal. 4420 - 144

Seiko 4420-144

The 4420-144 is a sought-after Kinetic piece from Seiko's golden era. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7e2ce294227e]

Also known as: Sumo, UFO

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
13.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
40m
Dial Color
Champagne
Jewels
24j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1986

Related Models

seikata-wm-7e2ce294227e