The infamous Casascius error coin, the first coin produced by Mike Caldwell / Casascius. The 'penny black' of physical bitcoin coins - First bits 183uBX6Y
Funded on November 2nd 2011 - details

MS68 is the second highest grade achieved at ANACS for this coin (only a few were ever graded at MS69). This is in the original yellow slab from ANACS, slab number 6071723.

The coin can be verified here where the imaging service was also used as part of the grading

More details on Casascius coins, can be found in
https://coinfirm.org/wp-content/uploads/2016/07/Casascius-eBook-Plus-2.pdf
https://en.bitcoin.it/wiki/Casascius_physical_bitcoins

Materials: Brass

Dimensions:

• Diameter: 28.5 mm
• Thickness: 1.5 mm

Weight: 6.8 g

Starting Reserve Price: 1 BTC

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