Radiant|Lab Grown|IGI

5.03ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG614322888

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

Certificate IGI LG614322888

Diamond specifications and retailer prices

From $499 USD
As of October 30, 2026
Save $3,691 USD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,190 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG614322888 or 614322888. Listed at 15 retailers as of October 30, 2026, with prices from $499 to $4,190, a $3,691 spread on the same certified stone. Brilliant Earth lists it at $4,190. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.03
Carat
E
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614322888
Dimensions11.89 × 8.48 × 5.77 mm
L/W Ratio1.40
Culet sizePointed
Top View
11.89 mm8.48 mm5.03 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614322888
Side View
Table 66.0%Crown 43°Girdle: MediumPavilion 35.1°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
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: $4,190 USD|Low: $499 USD|High: $5,070 USD|Avg: $1,541 USD|-17.4%
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
October 30, 2026
Retailer 15$499 USD
Retailer 11$559 USD
Retailer 3$619 USD
Retailer 4$619 USD
Retailer 14$651 USD
Retailer 10$760 USD
Retailer 5$962 USD
Retailer 2$1,030 USD
Retailer 13$1,059 USD
Retailer 7$1,067 USD
Retailer 12$1,598 USD
Retailer 16$1,629 USD
Retailer 8$1,976 USD
Retailer 9$2,598 USD
Retailer 6$2,950 USD
Brilliant Earth$4,190 USD

34 data points across 16 retailers

15 retailers$499 USD to $4,190 USD

A
Cheapest Retailer
-
$499 USD
B+
Retailer 2
-
$559 USD
View
B+
Retailer 3
-
$619 USD
View
Retailer 4
-
$619 USD
View
Price last confirmed 14 days ago
Retailer 5
-
$651 USD
£513 GBP
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$760 USD
View
B
Retailer 7
-
$962 USD
View
B+
Retailer 8
-
$1,030 USD
£811 GBP
View
B+
Retailer 9
-
$1,059 USD
€1,009 EUR
View
B+
Retailer 10
-
$1,067 USD
View
B
Retailer 11
-
$1,598 USD
View
B
Retailer 12
-
$1,629 USD
View
B
Retailer 13
-
$1,976 USD
View
B
Retailer 14
-
$2,598 USD
£2,046 GBP
View
Most Expensive
B
Brilliant Earth
8860801A · Oct 30
$4,190 USD
View
14 more retailers have this diamond
Prices start from $499 USDSave up to $3,691 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
5.03ct Radiant
$499 USD