FAQs
How much does a princess natural diamond engagement ring cost?
Most of what you pay is for the stone, and with a princess the weight and grade of that square center move the total far more than the setting does. After the current savings, the lowest priced natural princess at Rare Carat is $150 today; between 0.90 and 1.10 carats the floor is $545 and the median $1,706, while the two carat median stands at $9,261. Priced today with a 1 carat natural princess, the Linda comfort fit solitaire is $2,760, the Bellora hidden halo $3,540, and the Vivian solitaire $3,090. For the center stone on its own, the tables higher up give the starting price, the median and the stock count for each row.
Where is the best place to buy a princess natural diamond engagement ring online?
Our pick: Rare Carat is the best place to buy a princess natural diamond engagement ring online in 2026. Our own princess natural diamond engagement rings page puts 580 or more ring designs next to 28,922 natural princess diamonds, 25,364 of them with 360 HD video. Each stone carries an AI price score measured against its peers and a quality score out of 18, which means you pick the center on those numbers and the setting is then made around it. Rare Carat is the retailer and the merchant of record on every order, with more than 2 million diamonds in stock, natural and lab grown, to set. Our gemologists earn no commission. Every order includes insured shipping at no charge and a 30 day free return window; the first year's resizing is free, and a lifetime manufacturing warranty applies to the setting. Once your order is in, our New York staff put the diamond under a microscope and check the inscription against the grading report. Rare Carat's rating is 5 out of 5 on both Google and Trustpilot.
Natural princess center stones at Rare Carat, band by band (what you pay today, October 19, 2026):
Where Rare Carat shines: The range of princess natural diamond engagement rings is wide, and each carat band is deep enough that you can hold the grade you want and still choose the center on video.
Natural princess center stones at Rare Carat, band by band (what you pay today, October 19, 2026):
| Carat band | In stock | From | Median price |
|---|---|---|---|
| 0.50 to 0.89 ct | 12,948 | $310 | $726 |
| 0.90 to 1.10 ct | 5,293 | $545 | $1,706 |
| 1.90 to 2.10 ct | 689 | $3,725 | $9,261 |
| 2.90 to 3.10 ct | 192 | $10,130 | $22,746 |
| 3.90 to 4.10 ct | 44 | $13,150 | $39,348 |
| All natural princesses | 28,922 | $150 | $829 |
What size princess diamond looks best in an engagement ring?
One carat in a natural princess is about 5.5 mm square, and that is roughly the size the designs on this page are pictured with. The jump from one to two carats is the largest single price move in a natural princess cut engagement ring, taking the median from $1,706 to $9,261, so many buyers settle on a halo or on the 1.50 to 1.89 carat band instead. Exact millimeter dimensions are printed on each product page.
What setting is best for a princess diamond?
For a princess cut diamond engagement ring the answer is V shaped prongs covering each of the four corners, or a bezel. Those corners are the only part of a natural princess that can chip, and the small extra cost of a setting that covers them is money well spent on a natural stone. Every design here also comes with free resizing during the first year.
What color and clarity should a natural princess center stone be?
Watch the video as closely as the letter grades, because the facet pattern of a princess can hide or expose a flaw depending on its position. Most natural princess rings do well with G to H color and VS2 to SI1 clarity. At one carat, holding clarity at VS2 gives starting prices of $1,095 for G and $980 for H; holding color at G to H gives $980 for VS2 and $875 for SI1. Go a color grade higher in white metal and one lower in yellow or rose gold.
How much less is the same ring with a lab grown princess?
Cut to the same square outline and set in the same mounting, a lab grown princess costs several times less at matched grade and weight. A one carat G color VS1 princess begins at $475 lab grown and $1,255 natural; the one carat medians are $697 and $1,706. The same designs appear with lab centers on the princess lab grown diamond engagement rings page.
Can the ring be resized, and what does the warranty cover?
Whichever natural princess you set, the ring ships free and insured, it can come back within 30 days at no cost, resizing is free throughout the first year, and the lifetime manufacturing warranty covers the setting. Before the stone is set, our New York staff look at it under a microscope and confirm that the laser inscription agrees with the grading report. Every princess cut diamond engagement ring on this page is covered in the same way.
Can I finance a princess natural diamond engagement ring?
Yes, for any princess on the page: Klarna, Afterpay, PayPal Pay Later, Katapult and Affirm all appear at checkout, and the schedule is laid out before you confirm. A finished ring around a $1,706 median one carat natural princess can be spread over monthly payments. Free insured delivery, the 30 day return period, first year resizing at no charge and the lifetime manufacturing warranty all stay in place when you finance.
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