Seiko Cal. 5230 - 826

The 5230-826 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5230 caliber with 21j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-bd30f631205b]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1977

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