Seiko Cal. 5230 - 823

The 5230-823 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5230 caliber with 21j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-6ced86c06e0e]

Also known as: Sportsmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1980

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