Seiko Cal. 4420 - 848

Seiko 4420-848

This Kinetic model from 1986 features a 37mm Stainless Steel case. Powered by the 4420 caliber with 32j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-f99a491df1bd]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
15.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Champagne
Jewels
32j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1986

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