Constantinos Diamandis studied jewellery design and making, in Mokume institute in Thessaloniki.
Since 2003, he lives and works in his hometown, Pylos Messinia, where he has his workshop. He makes exclusively handmade jewellery.

Silver 18k, yellow gold, threads, leather, natural stones combined with a lot of wirework are the most common materials of his work.

1997-2000 He has participated in several team-exhibitions, while still a student.

2005 Some of his jewellery were selected for the collection "Greek Handcrafted Creations", that is been supported from Greek organisation of small medium sized enterprises and handicraft.

2006 he has participated in the "expression and design” that took place in the 21th international Greek exhibition of jewellery "kosmima"

2007 Festival "Messinias Opsis".

2007 he has participated in the "expression and design” that took place in the 22th international Greek exhibition of jewellery "kosmima"

2008 from november part of the collection is available  at Benaki museum art shop  Pireos 138 Athens

2008 from december part of the collection is available at the art shop of Macedonian Museum of Contemporary Art in Thessaloniki