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Round|Lab Grown|IGI

2.50ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG485161658

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485161658

Diamond specifications and retailer prices

From €1,226 EUR
$1,370 USD
As of October 30, 2026
Save €6,160 EUR (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €7,387 EUR at MOH London · As of October 29, 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 LG485161658 or 485161658. Listed at 10 retailers as of October 29, 2026, with prices from €1,226 to €7,387, a €6,160 spread on the same certified stone. MOH London lists it at €7,387. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485161658
Dimensions8.87 × 8.91 × 5.16 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
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
8.87 mm8.91 mm2.50 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485161658
Side View
Table 62.0%Crown 32.1°GirdlePavilion 40.4°Culet: NoneDepth 58.0%

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: €7,387 EUR|Low: €1,226 EUR|High: €7,446 EUR|Avg: €3,653 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€2,366 EUR
Retailer 8€2,573 EUR
Retailer 10€2,649 EUR
Retailer 6€2,744 EUR
Retailer 11€3,343 EUR
Retailer 9€3,772 EUR
Retailer 4€4,026 EUR
Retailer 7€4,272 EUR
Retailer 3€6,142 EUR
MOH London€7,387 EUR

18 data points across 11 retailers

10 retailers€1,226 EUR to €7,387 EUR

A
Cheapest Retailer
-
€1,226 EUR
$1,370 USD
B+
Retailer 2
-
€2,366 EUR
$2,643 USD
View
B+
Retailer 3
-
€2,573 EUR
$2,875 USD
View
B+
Retailer 4
-
€2,649 EUR
$2,960 USD
View
Final sale: no returns
B+
Retailer 5
-
€2,744 EUR
$3,066 USD
View
Retailer 6
-
€2,744 EUR
$3,066 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
€3,772 EUR
$4,214 USD
View
B
Retailer 8
-
€4,026 EUR
$4,498 USD
View
B
Retailer 9
-
€4,272 EUR
$4,773 USD
View
Most Expensive
C
MOH London
LG485161658 · Oct 29
€7,387 EUR
£6,498 GBP
View
9 more retailers have this diamond
Prices start from €1,226 EURSave up to €6,160 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
2.50ct Round
€1,226 EUR