Radiant|Lab Grown|IGI

3.03ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG831603920

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG831603920

Diamond specifications and retailer prices

From $2,832 USD
As of October 30, 2026
Save $9,242 USD (77%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $12,074 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.03ct lab-grown radiant diamond

This 3.03ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831603920 or 831603920. Listed at 22 retailers as of October 30, 2026, with prices from $2,832 to $12,074, a $9,242 spread on the same certified stone. With Clarity lists it at $12,074. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.03
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831603920
Dimensions10.24 × 7.19 × 4.74 mm
L/W Ratio1.42
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.24 mm7.19 mm3.03 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831603920
Side View
Table 64.0%Crown 40.7°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,439 USD|Low: $2,719 USD|High: $12,074 USD|Avg: $5,249 USD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
With Clarity
October 30, 2026
Retailer 18$2,832 USD
Retailer 6$3,081 USD
Retailer 8$3,171 USD
Retailer 7$3,281 USD
Retailer 2$3,285 USD
Retailer 5$3,285 USD
Retailer 10$3,445 USD
Retailer 9$3,450 USD
Retailer 13$3,814 USD
Retailer 16$4,214 USD
Retailer 1$4,439 USD
Retailer 3$4,516 USD
Retailer 15$4,790 USD
Retailer 14$5,201 USD
Retailer 11$7,629 USD
Retailer 17$7,861 USD
Retailer 12$8,372 USD
Retailer 4$11,022 USD
With Clarity$12,074 USD

39 data points across 19 retailers

22 retailers$2,832 USD to $12,074 USD

A
Cheapest Retailer
-
$2,832 USD
A
Retailer 2
-
$3,081 USD
View
A
Retailer 3
-
$3,171 USD
View
Final sale: no returns
A
Retailer 4
-
$3,281 USD
View
Retailer 5
-
$3,285 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$3,285 USD
View
A
Retailer 7
-
$3,445 USD
View
A
Retailer 8
-
$3,450 USD
View
B+
Retailer 9
-
$3,814 USD
HK$29,800 HKD
View
B+
Retailer 10
-
$4,214 USD
View
B+
Retailer 11
-
$4,439 USD
£3,495 GBP
View
B+
Retailer 12
-
$4,516 USD
View
B+
Retailer 13
-
$4,790 USD
View
B+
Retailer 14
-
$5,201 USD
€4,953 EUR
View
B+
Retailer 15
-
$5,669 USD
£4,464 GBP
View
B+
Retailer 16
-
$7,629 USD
ZAR 123,248 ZAR
View
B+
Retailer 17
-
$7,861 USD
View
B
Retailer 18
-
$8,372 USD
£6,592 GBP
View
B
Retailer 19
-
$9,593 USD
View
B
Retailer 20
-
$11,022 USD
SGD 14,894 SGD
View
B
Retailer 21
-
$11,448 USD
View
Most Expensive
B
With Clarity
831603920 · Oct 30
$12,074 USD
View
21 more retailers have this diamond
Prices start from $2,832 USDSave up to $9,242 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.03ct Radiant
$2,832 USD