Seiko Cal. 5284 - 803

Seiko 5284-803

The Seiko 5284-803 represents an important milestone in Seiko's 1978 lineup. Powered by the 5284 caliber with 32j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-b4d85ef1bf47]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
43mm
Case Thickness
8.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Champagne
Jewels
32j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1978

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