Seiko Cal. 5284 - 380

Seiko 5284-380

The Seiko 5284-380 represents an important milestone in Seiko's 1983 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-29361972e38d]

Also known as: Monster, Sportsmatic

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
35mm
Case Thickness
10.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Cream
Jewels
24j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1983

Related Models

seikata-wm-29361972e38d