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Round|Lab Grown|IGI

3.04ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG488143425

Shape and cutting style on the report: Round brilliant

Certificate IGI LG488143425

Diamond specifications and retailer prices

From $1,620 USD
As of October 31, 2026
Save $10,069 USD (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $11,689 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.04ct lab-grown round diamond

This 3.04ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG488143425 or 488143425. Listed at 10 retailers as of October 31, 2026, with prices from $1,620 to $11,689, a $10,069 spread on the same certified stone. MOH London lists it at $11,689. 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

3.04
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488143425
Dimensions9.40 × 9.35 × 5.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.40 mm9.35 mm3.04 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488143425
Side View
Table 59.0%Crown 31.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.2%

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 31
Current: $11,689 USD|Low: $1,620 USD|High: $13,176 USD|Avg: $7,016 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5$1,620 USD
Retailer 4$4,952 USD
Retailer 9$5,190 USD
Retailer 8$5,546 USD
Retailer 6$5,745 USD
Retailer 11$6,349 USD
Retailer 10$6,819 USD
Retailer 2$7,203 USD
Retailer 7$8,879 USD
MOH London$11,689 USD
Retailer 3$13,176 USD

19 data points across 11 retailers

10 retailers$1,620 USD to $11,689 USD

A
Cheapest Retailer
-
$1,620 USD
B+
Retailer 2
-
$4,952 USD
View
B+
Retailer 3
-
$5,190 USD
View
B+
Retailer 4
-
$5,546 USD
View
Final sale: no returns
B+
Retailer 5
-
$5,745 USD
View
Retailer 6
-
$5,745 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
$6,819 USD
View
B
Retailer 8
-
$7,203 USD
View
B
Retailer 9
-
$8,879 USD
View
Most Expensive
B
MOH London
LG488143425 · Nov 1
$11,689 USD
£9,204 GBP
View
9 more retailers have this diamond
Prices start from $1,620 USDSave up to $10,069 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
3.04ct Round
$1,620 USD