Denarium 1/10 BTC

Manuf. Denarium
Year 2015
Denom. 0.1 BTC
Type PF, UF
Mintage 2,000
Material Brass
Diameter 28.6 mm
Thickness 1.7 mm
Weight 7.65 g
Country Finland



The hologram demands attention, as it is nearly
identical to Casascius’ Series 2 hologram. The only
difference is the name of the brand (Denarium instead
of Casascius), along with a different center design and
‘Authentic’ instead of ‘Original’ written in the upper
band. The inspiration by Casascius and emulation is
clear when comparing the holograms (see the Casascius
hologram on the bottom left). It should be noted that
while the hologram window displays the first-bits as
expected, the hologram itself is also engraved with a
serial number starting with E (for ‘Empty’ unfunded
‘UF’) or L (for ‘Loaded’, which is the equivelant of prefunded
The image on the coin is that of a bull, though it has
received some criticism for not being obvious (for
example, it has been initially interpreted to be an image
of Italy). The bull is a symbol of economic prosperity
and the increasing value of financial instruments,
which makes it a fitting image to place on an asset such
as Bitcoin which the holder expects to rise in value.