Definition of nebula for English Language Learners. : 1  a cloud of gas or dust in space that can sometimes be seen at night. : 2  a group of stars that are very far away and look like a bright cloud at night.
That could be one reason the national average spent on an engagement ring, as well as diamond carat size, or weight, have been rising. The average spent on an engagement ring grew 3% to $5,598 last year from a year earlier, according to TheKnot. That's still down from 2009's average of $5,861, however. The average carat size for the center stone is just over 1 carat. The average total carat size for engagement rings, including any diamonds on the setting, is 2 carats, Miles said. 3. Weigh payment options.
on average the engagement ring cost can be anywhere from as little as $ 200 to as much as $ 20000 like any jewelry available out there the sky is the limit a quarter carat or less set in a diamond can cost anywhere from $ 100 to $ 600