Under the title "21 gram” Ruudt Peters curated a large exhibition in the CAA Crafts Museum in Hangzhou. An equal number of Eastern and Western artists were invited to specially make a jewel with the weight and content of the soul "21 grams". The works of the "21 grams" are presented on scales to verify whether an artist has succeeded to meet the weight of the soul. This album shows just a selection, the exhibition is huge and decided over several floors. 21 Gram exhibition was part of the 2018 Hangzhou Contemporary International Jewellery and Metal Art Triennial, followed by Symposium 21 Gram. In 2019 a part of the exhibition will travel to Europe.