An anniversary celebrates something that happened in the past. An anniversary ring is a symbol of that event to be remembered.
You should get it on the anniversary or at least as soon as possible before the date of the anniversary.
It is called silver or silver year.
Why is the 16th anniversary called tungsten
There is no specific meaning behind the three stones on the ring. The ring itself is usually an anniversary ring.
In the US it's called a cotton anniversary, and in the UK it's called a paper anniversary.
You wear it on your left hand ring finger.
A 100th year Anniversary is CAlled a Cenntenial .
It is called the "opal" anniversary in the USA.
Tungsten anniversary
A 100th wedding anniversary is called a "diamond" anniversary.
A 70th Anniversary is called a Platinum.
Your 43rd Anniversary.