Question: when to do aruvatham kalyanam?
Answer: Aruvatham Kalyanam (or) Diamond jubilee wedding anniversary, an event celebrated when a couple steps into the man's first day of 61 years also called his 60th birthday. It is referred as Shashti Abda Poorthi in Sanskrit, which means Sashti – 60, Abda – years, Poorthi – completion.