Seiko Cal. 5274 - 830

Seiko 5274-830

The Seiko 5274-830 represents an important milestone in Seiko's 1969 lineup. Powered by the 5274 caliber with 25j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-eadadfce5dee]

Also known as: Bullhead, Helmet

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.7mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
Burgundy
Jewels
25j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1969

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