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Round|Lab Grown|IGI

2.50ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG478112362

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478112362

Diamond specifications and retailer prices

From $1,370 USD
As of October 30, 2026
Save $6,849 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,219 USD at MOH London · As of October 27, 2026
View at MOH London

About this 2.5ct lab-grown round diamond

This 2.5ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG478112362 or 478112362. Listed at 10 retailers as of October 27, 2026, with prices from $1,370 to $8,219, a $6,849 spread on the same certified stone. MOH London lists it at $8,219. 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

2.50
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478112362
Dimensions8.84 × 8.86 × 5.17 mm
L/W Ratio1.00
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
8.84 mm8.86 mm2.50 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478112362
Side View
Table 60.5%Crown 31.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.5%

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: $8,219 USD|Low: $1,370 USD|High: $8,319 USD|Avg: $3,926 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$1,370 USD
Retailer 3$1,996 USD
Retailer 6$2,643 USD
Retailer 9$2,875 USD
Retailer 11$2,960 USD
Retailer 7$3,066 USD
Retailer 12$3,735 USD
Retailer 10$4,214 USD
Retailer 5$4,498 USD
Retailer 8$4,773 USD
Retailer 4$6,862 USD
MOH London$8,219 USD

18 data points across 12 retailers

10 retailers$1,370 USD to $8,219 USD

A
Cheapest Retailer
-
$1,370 USD
B+
Retailer 2
-
$2,643 USD
View
B+
Retailer 3
-
$2,875 USD
View
B+
Retailer 4
-
$2,960 USD
View
Final sale: no returns
Retailer 5
-
$3,066 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$3,066 USD
View
B
Retailer 7
-
$4,214 USD
View
B
Retailer 8
-
$4,498 USD
View
B
Retailer 9
-
$4,773 USD
View
Most Expensive
B
MOH London
LG478112362 · Oct 27
$8,219 USD
£6,472 GBP
View
9 more retailers have this diamond
Prices start from $1,370 USDSave up to $6,849 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
2.50ct Round
$1,370 USD