Seiko Cal. 5230 - 510

The 5230-510 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5230 caliber with 20j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-ff55c7d11789]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1970

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