About TWELV Chronaissance
Chronaissance
Birthstone Luxury Watch The
TWELV time-telling system also gave rise to the
Chronaissance birthstone watch, U.S. Patent
7221624. This watch
indicates the current minute and hour through traditional
watch hands. The month is indicated by displaying the actual
birthstone assigned to that month through an aperture in the
watchface.
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Copyright © 2009
by Inventerprise LLC.
United States Patents 7079452 and 7221624.
Additional patents pending.