Seiko Cal. 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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