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Round|Lab Grown|IGI

2.21ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG447099984

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447099984

Diamond specifications and retailer prices

From $1,310 AUD
$920 USD
As of October 29, 2026
Save $9,090 AUD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $10,399 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 2.21ct lab-grown round diamond

This 2.21ct 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 LG447099984 or 447099984. Listed at 9 retailers as of October 29, 2026, with prices from $1,310 to $10,399, a $9,090 spread on the same certified stone. MOH London lists it at $10,399. 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

2.21
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099984
Dimensions8.27 × 8.32 × 5.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.27 mm8.32 mm2.21 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099984
Side View
Table 56.5%Crown 35.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.6%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $10,399 AUD|Low: $1,310 AUD|High: $10,483 AUD|Avg: $5,574 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3$1,310 AUD
Retailer 6$3,623 AUD
Retailer 5$3,730 AUD
Retailer 7$4,887 AUD
Retailer 2$5,921 AUD
Retailer 4$6,029 AUD
Retailer 8$8,647 AUD
MOH London$10,399 AUD

13 data points across 8 retailers

9 retailers$1,310 AUD to $10,399 AUD

A
Cheapest Retailer
-
$1,310 AUD
$920 USD
Retailer 2
-
$3,330 AUD
$2,339 USD
View
Price last confirmed 20 days ago
B+
Retailer 3
-
$3,623 AUD
$2,545 USD
View
B+
Retailer 4
-
$3,730 AUD
$2,620 USD
View
Final sale: no returns
Retailer 5
-
$3,864 AUD
$2,714 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$3,864 AUD
$2,714 USD
View
B
Retailer 7
-
$5,921 AUD
$4,159 USD
View
B
Retailer 8
-
$6,029 AUD
$4,235 USD
View
Most Expensive
B
MOH London
LG447099984 · Oct 29
$10,399 AUD
£5,752 GBP
View
8 more retailers have this diamond
Prices start from $1,310 AUDSave up to $9,090 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
2.21ct Round
$1,310 AUD