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2.51ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG480148945

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480148945

Diamond specifications and retailer prices

From €1,226 EUR
$1,370 USD
As of October 30, 2026
Save €6,189 EUR (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €7,415 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct lab-grown round diamond

This 2.51ct 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 LG480148945 or 480148945. Listed at 10 retailers as of October 29, 2026, with prices from €1,226 to €7,415, a €6,189 spread on the same certified stone. MOH London lists it at €7,415. 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

2.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480148945
Dimensions8.85 × 8.80 × 5.19 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
8.85 mm8.80 mm2.51 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480148945
Side View
Table 60.5%Crown 31.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €7,415 EUR|Low: €1,226 EUR|High: €7,474 EUR|Avg: €3,695 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2€1,226 EUR
Retailer 5€2,375 EUR
Retailer 8€2,584 EUR
Retailer 10€2,660 EUR
Retailer 6€2,755 EUR
Retailer 11€3,356 EUR
Retailer 9€3,786 EUR
Retailer 4€4,042 EUR
Retailer 7€4,290 EUR
Retailer 3€6,167 EUR
MOH London€7,415 EUR

19 data points across 11 retailers

10 retailers€1,226 EUR to €7,415 EUR

A
Cheapest Retailer
-
€1,226 EUR
$1,370 USD
B+
Retailer 2
-
€2,375 EUR
$2,653 USD
View
B+
Retailer 3
-
€2,584 EUR
$2,887 USD
View
B+
Retailer 4
-
€2,660 EUR
$2,972 USD
View
Final sale: no returns
Retailer 5
-
€2,755 EUR
$3,078 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€2,755 EUR
$3,078 USD
View
B
Retailer 7
-
€3,786 EUR
$4,230 USD
View
B
Retailer 8
-
€4,042 EUR
$4,516 USD
View
B
Retailer 9
-
€4,290 EUR
$4,793 USD
View
Most Expensive
B
MOH London
LG480148945 · Oct 29
€7,415 EUR
£6,523 GBP
View
9 more retailers have this diamond
Prices start from €1,226 EURSave up to €6,189 EUR

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
2.51ct Round
€1,226 EUR