Cut and polished Cleoniceras cleon species, Ammonite Pair
Found at Mahajunga, Madagascar, Cretaceous age. (Albian stage). These are beautiful Calcite replaced ammonites with full mineralised chambers, the colours of which are beautifully satisfying - just as nature intended.
See photo for scale. These ammonites are on average 5.0-6.0cm but there is some variation.