Natural Round Diamond Prices in United States

As of July 2026, there are 4,788,598 natural round diamonds available. Prices range from $137 USD/ct to $227,550 USD/ct, with an average of $8,573 USD/ct.

Last updated: July 2026

By Carat Weight

Price Distribution

LowHigh

ColorFLIFVVS1VVS2VS1VS2SI1SI2I
D-E$28K$20K$24K$20K$13K$15K$12K$6,838$4,450
F-G$15K$18K$15K$15K$14K$12K$10K$7,732$3,902
H-I$7,147$12K$11K$11K$9,660$9,134$7,760$5,641$3,399
J-K$3,654$6,947$6,743$6,787$6,596$6,243$6,159$4,839$3,119
L-M$3,033$4,575$3,887$5,293$4,992$4,155$3,940$3,728$2,178
N+-$4,343$3,817$1,443$4,254$3,383$3,903$6,254$4,720

By Carat Weight

0.20-0.29
231,007 listings
Avg: $1,678 USD/ct
0.30-0.49
1,350,491 listings
Avg: $1,552 USD/ct
0.50-0.74
1,338,585 listings
Avg: $1,739 USD/ct
0.75-0.99
383,410 listings
Avg: $2,397 USD/ct
1.00-1.24
658,964 listings
Avg: $3,413 USD/ct
1.25-1.49
91,458 listings
Avg: $4,302 USD/ct
1.50-1.99
335,985 listings
Avg: $5,253 USD/ct
2.00-2.49
164,525 listings
Avg: $7,991 USD/ct
2.50-2.99
50,843 listings
Avg: $9,784 USD/ct
3.00-3.99
64,259 listings
Avg: $12,887 USD/ct
4.00-4.99
18,487 listings
Avg: $16,304 USD/ct
5.00-9.99
17,545 listings
Avg: $20,975 USD/ct
10.00+
1,082 listings
Avg: $32,310 USD/ct
unknown
81,957 listings
Avg: $6,383 USD/ct

Price by Color & Clarity

ColorClarityListingsAvg Price/ct
D-EFL17,215$27,816 USD
D-EI20,963$4,450 USD
D-EIF116,062$19,879 USD
D-ESI1172,255$11,585 USD
D-ESI2115,063$6,838 USD
D-EVS1197,541$12,816 USD
D-EVS2183,609$15,288 USD
D-EVVS1246,528$23,850 USD
D-EVVS2212,187$19,650 USD
D-Eother26$1,884 USD
F-GFL1,362$14,721 USD
F-GI32,663$3,902 USD
F-GIF116,189$17,807 USD
F-GSI1205,585$10,191 USD
F-GSI2158,361$7,732 USD
F-GVS1238,537$13,836 USD
F-GVS2236,797$12,183 USD
F-GVVS1239,639$15,338 USD
F-GVVS2206,757$14,934 USD
F-Gother46$3,646 USD
H-IFL569$7,147 USD
H-II27,409$3,399 USD
H-IIF73,277$11,889 USD
H-ISI1191,808$7,760 USD
H-ISI2142,361$5,641 USD
H-IVS1221,758$9,660 USD
H-IVS2226,401$9,134 USD
H-IVVS1181,759$11,367 USD
H-IVVS2188,282$10,780 USD
H-Iother23$2,949 USD
J-KFL143$3,654 USD
J-KI15,793$3,119 USD
J-KIF34,850$6,947 USD
J-KSI198,433$6,159 USD
J-KSI274,687$4,839 USD
J-KVS1108,470$6,596 USD
J-KVS292,796$6,243 USD
J-KVVS1102,801$6,743 USD
J-KVVS298,949$6,787 USD
L-MFL33$3,033 USD
L-MI4,201$2,178 USD
L-MIF7,361$4,575 USD
L-MSI125,865$3,940 USD
L-MSI217,781$3,728 USD
L-MVS125,179$4,992 USD
L-MVS223,935$4,155 USD
L-MVVS123,254$3,887 USD
L-MVVS223,433$5,293 USD
N+I5,096$4,720 USD
N+IF536$4,343 USD
N+SI15,552$3,903 USD
N+SI24,625$6,254 USD
N+VS15,661$4,254 USD
N+VS25,287$3,383 USD
N+VVS12,606$3,817 USD
N+VVS29,576$1,443 USD
N+other663$5,263 USD