Radiant|Lab Grown|IGI

3.01ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG817665053

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

Certificate IGI LG817665053

Diamond specifications and retailer prices

From $395 USD
As of October 25, 2026
Save $2,615 USD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,010 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.01ct lab-grown radiant diamond

This 3.01ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG817665053 or 817665053. Listed at 17 retailers as of October 25, 2026, with prices from $395 to $3,010, a $2,615 spread on the same certified stone. Brilliant Earth lists it at $3,010. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817665053
Dimensions10.36 × 7.13 × 4.57 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.36 mm7.13 mm3.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817665053
Side View
Table 64.0%Crown 43.6°Girdle: MED-STKPavilion 31.9°Culet: NoneDepth 64.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: $3,010 USD|Low: $302 USD|High: $4,710 USD|Avg: $1,087 USD|-36.1%
Brilliant Earth
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
October 31, 2026
Retailer 9$319 USD
Retailer 7$357 USD
Retailer 5$370 USD
Retailer 17$395 USD
Retailer 12$541 USD
Retailer 11$550 USD
Retailer 2$616 USD
Retailer 16$642 USD
Retailer 13$701 USD
Retailer 4$713 USD
Retailer 15$975 USD
Retailer 6$1,130 USD
Retailer 8$1,268 USD
Retailer 18$1,271 USD
Retailer 14$1,489 USD
Retailer 3$1,586 USD
Retailer 10$2,445 USD
Brilliant Earth$3,010 USD

37 data points across 18 retailers

17 retailers$395 USD to $3,010 USD

Retailer 1
-
$319 USD
Price last confirmed 9 days ago
Retailer 2
-
$370 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$395 USD
View
A
Retailer 4
-
$435 USD
HK$3,400 HKD
View
A
Retailer 5
-
$541 USD
£426 GBP
View
A
Retailer 6
-
$550 USD
View
A
Retailer 7
-
$616 USD
€587 EUR
View
B+
Retailer 8
-
$642 USD
View
A
Retailer 9
-
$701 USD
£552 GBP
View
A
Retailer 10
-
$713 USD
View
B+
Retailer 11
-
$975 USD
View
B+
Retailer 12
-
$1,268 USD
SGD 1,713 SGD
View
B+
Retailer 13
-
$1,271 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$1,489 USD
View
B+
Retailer 15
-
$1,586 USD
£1,249 GBP
View
B
Retailer 16
-
$2,445 USD
View
Most Expensive
B
Brilliant Earth
20782460A · Oct 31
$3,010 USD
View
16 more retailers have this diamond
Prices start from $395 USDSave up to $2,615 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
3.01ct Radiant
$395 USD