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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 $3,142 CAD
$2,245 USD
As of October 29, 2026
Save $6,801 CAD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $9,943 CAD 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 $3,142 to $9,943, a $6,801 spread on the same certified stone. MOH London lists it at $9,943. 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
Color
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: $9,943 CAD|Low: $3,419 CAD|High: $10,023 CAD|Avg: $5,851 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 4$3,419 CAD
Retailer 5$3,519 CAD
Retailer 6$4,624 CAD
Retailer 3$5,691 CAD
Retailer 2$5,713 CAD
Retailer 7$8,159 CAD
MOH London$9,943 CAD

12 data points across 7 retailers

9 retailers$3,142 CAD to $9,943 CAD

A
Cheapest Retailer
-
$3,142 CAD
$2,245 USD
B+
Retailer 2
-
$3,419 CAD
$2,443 USD
View
B+
Retailer 3
-
$3,519 CAD
$2,514 USD
View
Final sale: no returns
B+
Retailer 4
-
$3,646 CAD
$2,605 USD
View
Retailer 5
-
$3,646 CAD
$2,605 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$5,011 CAD
$3,580 USD
View
B
Retailer 7
-
$5,691 CAD
$4,066 USD
View
B
Retailer 8
-
$5,713 CAD
$4,082 USD
View
Most Expensive
B
MOH London
LG451055643 · Oct 29
$9,943 CAD
£5,594 GBP
View
8 more retailers have this diamond
Prices start from $3,142 CADSave up to $6,801 CAD

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
$3,142 CAD