How much does a 3.00 to 4.99ct natural radiant diamond cost?

As of November 2026, 3.00 to 4.99ct natural radiant diamonds range from $1,229 SGD/ct to $40,090 SGD/ct, with an average of $14,975 SGD/ct.

What is the price range for 3.00 to 4.99ct natural radiant diamonds?

As of November 2026, the lowest listed price is $1,229 SGD per carat and the highest is $40,090 SGD per carat. The spread reflects differences in colour, clarity, cut and retailer pricing.

How many 3.00 to 4.99ct natural radiant diamonds are available?

There are 15,425 active natural radiant listings between 3.00 to 4.99ct across 100+ retailers in the Carat Hunter index, refreshed daily.

How much can I save by comparing retailers for a 3.00 to 4.99ct natural radiant diamond?

Approximately 38% of these diamonds are available at multiple retailers, with an average price spread of 43% between the cheapest and most expensive listing of the same stone.

Natural Radiant Diamonds, 3.00 to 4.99ct

Quick answer

As of November 2026, there are 15,425 listings of natural radiant diamonds between 3.00 to 4.99ct from at least 58 retailers. A typical stone in this range costs about $56,906 SGD in total, or $14,975 SGD per carat, and most listings sit between $1,229 SGD and $40,090 SGD per carat. About 38% of these stones are listed by more than one retailer, and the same stone is priced 43% apart on average between its cheapest and most expensive seller. The best value grade combination with real depth of stock is H to I SI1 at $14,307 SGD per carat across 930 listings. The same shape in lab grown form runs about $920 SGD per carat, roughly 94% less.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Radiant natural stones in the index: 3,091 USD per carat, +13.2% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: November 2026

Browse 15,425 diamonds in Explorer

Price Distribution

LowHigh

Colour	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	-	$22K	$18K	$19K	$17K	$15K	$12K	-
F-G	$18K	$16K	$17K	$17K	$17K	$15K	$11K	$12K
H-I	-	$12K	$13K	$13K	$13K	$11K	$8,643	$7,097
J-K	-	$9,930	$8,442	$7,702	$8,255	$7,295	$6,607	-
L-M	-	-	-	$5,307	$4,878	$4,817	-	-
N+	$12K	$10K	$10K	$11K	$9,330	$7,700	$6,162	$5,546

Price by Colour & Clarity

Average price per carat for 3.00 to 4.99ct natural radiant diamonds by colour and clarity grade.

Colour	Clarity	Listings	Avg Price/ct	Spread
D-E	SI1	703	$19,712 SGD	16%
D-E	SI2	316	$15,235 SGD	32%
D-E	VS1	388	$24,123 SGD	23%
D-E	VS2	596	$22,083 SGD	24%
D-E	VVS1	76	$28,721 SGD	31%
D-E	VVS2	166	$22,708 SGD	29%
F-G	I	17	$15,980 SGD	6%
F-G	IF	12	$23,512 SGD	22%
F-G	SI1	1,042	$19,116 SGD	16%
F-G	SI2	564	$14,184 SGD	31%
F-G	VS1	548	$22,201 SGD	18%
F-G	VS2	765	$21,992 SGD	24%
F-G	VVS1	227	$20,867 SGD	24%
F-G	VVS2	242	$21,310 SGD	26%
H-I	I	14	$9,073 SGD	14%
H-I	SI1	930	$14,307 SGD	24%
H-I	SI2	426	$11,049 SGD	33%
H-I	VS1	645	$16,516 SGD	28%
H-I	VS2	920	$16,083 SGD	30%
H-I	VVS1	163	$15,016 SGD	42%
H-I	VVS2	410	$17,154 SGD	32%
J-K	SI1	409	$9,326 SGD	29%
J-K	SI2	290	$8,446 SGD	38%
J-K	VS1	370	$9,846 SGD	20%
J-K	VS2	426	$10,553 SGD	38%
J-K	VVS1	55	$12,695 SGD	25%
J-K	VVS2	225	$10,792 SGD	29%
L-M	SI1	90	$6,158 SGD	25%
L-M	VS1	74	$6,784 SGD	33%
L-M	VS2	65	$6,236 SGD	36%
N+	I	115	$7,090 SGD	96%
N+	IF	139	$14,736 SGD	64%
N+	SI1	473	$9,844 SGD	85%
N+	SI2	243	$7,877 SGD	81%
N+	VS1	1,252	$13,452 SGD	69%
N+	VS2	1,122	$11,928 SGD	72%
N+	VVS1	307	$13,408 SGD	55%
N+	VVS2	580	$13,232 SGD	69%
N+	other	20	$4,376 SGD	233%

Explore by Specification

D FL D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 D SI2 E FL E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 E SI2 F FL F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 F SI2 G FL G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 G SI2 H FL H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 H SI2 I FL I IF I VVS1 I VVS2 I VS1 I VS2 I SI1 I SI2 J FL J IF J VVS1 J VVS2 J VS1 J VS2 J SI1 J SI2