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Round|Lab Grown|IGI

2.50ct J SI2 Round Lab Grown Diamond

VG • J/SI2 • IGI LG476186473

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476186473

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 25, 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 very-good cut grade and certified by IGI LG476186473 or 476186473. Listed at 10 retailers as of October 25, 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. 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

2.50
Carat
J
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476186473
Dimensions8.42 × 8.51 × 5.42 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.42 mm8.51 mm2.50 ctJ / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476186473
Side View
Table 57.0%Crown 37.4°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 63.9%

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: $4,225 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$1,370 USD
Retailer 4$2,643 USD
Retailer 7$2,960 USD
Retailer 5$3,066 USD
Retailer 8$3,066 USD
Retailer 9$3,735 USD
Retailer 3$4,498 USD
Retailer 6$4,773 USD
Retailer 10$6,862 USD
MOH London$8,219 USD

15 data points across 10 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
C
MOH London
LG476186473 · Oct 25
$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