What is the fine-grained topic of the following text: C Krishniah Chetty Group of Jewellers and award winning Indo-Canadian diamond artist and jewellery designer Reena Ahluwalia came together to exhibit rare, limited edition diamond paintings as a part of the Founder’s day celebrations of The C Krishniah Chetty Group. Only return the topic.
Exhibition of limited edition diamond paintings by C Krishniah Chetty Group and Reena Ahluwalia