Read More: goo.gl This Aurora fountain pen is an component of the Aurora Optima collection. The Aurora Optima collection reminiscent of the historic pen of the thirties maintains the same charm as it did back then just with a new kick. This series makes use of sterling silver. The two pen sets in this series include a solid sterling silver set and a doue type set where the barrel is black resin and the cap is... Customer Discussions and Customer Reviews.