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Round|Lab Grown|IGI

2.09ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG451055564

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055564

Diamond specifications and retailer prices

From $1,438 AUD
$1,010 USD
As of October 29, 2026
Save $8,535 AUD (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $9,973 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 2.09ct lab-grown round diamond

This 2.09ct 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 LG451055564 or 451055564. Listed at 10 retailers as of October 29, 2026, with prices from $1,438 to $9,973, a $8,535 spread on the same certified stone. MOH London lists it at $9,973. 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

2.09
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055564
Dimensions8.07 × 8.10 × 5.13 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.07 mm8.10 mm2.09 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055564
Side View
Table 55.5%Crown 36.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.4%

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: $9,973 AUD|Low: $1,438 AUD|High: $10,040 AUD|Avg: $5,045 AUD|+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 4$1,438 AUD
Retailer 3$3,152 AUD
Retailer 7$3,529 AUD
Retailer 5$3,656 AUD
Retailer 8$3,656 AUD
Retailer 9$4,642 AUD
Retailer 6$5,710 AUD
Retailer 2$5,730 AUD
Retailer 10$8,183 AUD
MOH London$9,973 AUD

13 data points across 10 retailers

10 retailers$1,438 AUD to $9,973 AUD

A
Cheapest Retailer
-
$1,438 AUD
$1,010 USD
B+
Retailer 2
-
$3,152 AUD
$2,214 USD
View
B+
Retailer 3
-
$3,429 AUD
$2,409 USD
View
B+
Retailer 4
-
$3,529 AUD
$2,479 USD
View
Final sale: no returns
Retailer 5
-
$3,656 AUD
$2,568 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$3,656 AUD
$2,568 USD
View
B
Retailer 7
-
$5,025 AUD
$3,530 USD
View
B
Retailer 8
-
$5,710 AUD
$4,011 USD
View
B
Retailer 9
-
$5,730 AUD
$4,025 USD
View
Most Expensive
B
MOH London
LG451055564 · Oct 29
$9,973 AUD
£5,516 GBP
View
9 more retailers have this diamond
Prices start from $1,438 AUDSave up to $8,535 AUD

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
2.09ct Round
$1,438 AUD