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Round|Lab Grown|IGI

2.12ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG451055643

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055643

Diamond specifications and retailer prices

From €2,009 EUR
$2,245 USD
As of October 29, 2026
Save €4,350 EUR (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €6,359 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 2.12ct lab-grown round diamond

This 2.12ct 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 LG451055643 or 451055643. Listed at 9 retailers as of October 29, 2026, with prices from €2,009 to €6,359, a €4,350 spread on the same certified stone. MOH London lists it at €6,359. 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

2.12
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055643
Dimensions8.17 × 8.20 × 5.09 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.17 mm8.20 mm2.12 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055643
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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 29
Current: €6,359 EUR|Low: €1,930 EUR|High: €6,410 EUR|Avg: €3,354 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 3€2,009 EUR
Retailer 6€2,187 EUR
Retailer 8€2,250 EUR
Retailer 4€2,332 EUR
Retailer 9€2,957 EUR
Retailer 7€3,204 EUR
Retailer 5€3,639 EUR
Retailer 2€3,654 EUR
Retailer 10€5,218 EUR
MOH London€6,359 EUR

15 data points across 10 retailers

9 retailers€2,009 EUR to €6,359 EUR

A
Cheapest Retailer
-
€2,009 EUR
$2,245 USD
B+
Retailer 2
-
€2,187 EUR
$2,443 USD
View
B+
Retailer 3
-
€2,250 EUR
$2,514 USD
View
Final sale: no returns
B+
Retailer 4
-
€2,332 EUR
$2,605 USD
View
Retailer 5
-
€2,332 EUR
$2,605 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
€3,204 EUR
$3,580 USD
View
B
Retailer 7
-
€3,639 EUR
$4,066 USD
View
B
Retailer 8
-
€3,654 EUR
$4,082 USD
View
Most Expensive
B
MOH London
LG451055643 · Oct 29
€6,359 EUR
£5,594 GBP
View
8 more retailers have this diamond
Prices start from €2,009 EURSave up to €4,350 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
2.12ct Round
€2,009 EUR