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Engagement ring budget calculator

Work out a number from your own savings and timeline. Nobody needs to know what you spent, so start with what is comfortable.

Your comfortable budget$4,800

$3,000 from savings + $1,800 set aside over 6 months

Add a salary if you want to compare this with the old two-month rule.

How to use the number

  1. Include everything. Budget for the setting, sales tax, insurance and a resize, not just the stone.
  2. Spend on cut first. It decides how the stone looks. See the 4Cs guide.
  3. Check the size. Use the carat size calculator to see what your budget looks like in millimetres.
  4. Walk in prepared. Take the questions to ask a jeweler with you.

For the full reasoning, including where the two-month rule came from, read how much to spend on an engagement ring. Nothing here is financial advice.

Questions readers ask

Is the two-month salary rule real?
No. It came from diamond advertising, not from financial advice. A number based on your savings and your timeline tells you far more.
What do people actually spend?
Rapaport reported in February 2026 that The Knot put the average engagement ring at $4,600 for couples married in 2025. Treat that as a reference point, not a target.
Should I borrow to buy a ring?
Only you can weigh that, but a ring you can pay for from savings leaves you free of interest. If you use credit, include the interest in the real price of the ring.
Does this calculator store my numbers?
No. It runs in your browser and nothing is sent to us.
What should I prioritize at my budget?
Cut first, then a carat size that suits the hand, with color and clarity set just high enough to look clean. Our 4Cs guide shows how to split the money.

Sources

  1. Rapaport: Lab-Grown Taking Over Engagement-Ring Spending, The Knot (February 2026)
  2. The American Prospect: Two Months' Salary