Seiko Cal. 4428 - 484

Seiko 4428-484

This Automatic model from 1983 features a 44mm Titanium case. Powered by the 4428 caliber with 22j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-d14d26777ab7]

Also known as: Tuna, Sea Horse

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
44mm
Case Thickness
14.8mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Burgundy
Jewels
22j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1983

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