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Round|Lab Grown|IGI

2.09ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG783654647

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783654647

Diamond specifications and retailer prices

From $558 AUD
$392 USD
As of October 26, 2026
Save $4,538 AUD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $5,096 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.09ct lab-grown round diamond

This 2.09ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783654647 or 783654647. Listed at 23 retailers as of October 26, 2026, with prices from $558 to $5,096, a $4,538 spread on the same certified stone. Brilliant Earth lists it at $5,096. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783654647
Dimensions8.18 × 8.24 × 5.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.18 mm8.24 mm2.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783654647
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.3%

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 26
Current: $5,096 AUD|Low: $555 AUD|High: $5,096 AUD|Avg: $1,641 AUD
Brilliant Earth
Retailer 2
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Retailer 21
October 29, 2026
Retailer 4$558 AUD
Retailer 14$623 AUD
Retailer 12$625 AUD
Retailer 9$693 AUD
Retailer 21$693 AUD
Retailer 16$775 AUD
Retailer 19$904 AUD
Retailer 8$928 AUD
Retailer 17$1,066 AUD
Retailer 7$1,072 AUD
Retailer 2$1,129 AUD
Retailer 13$1,532 AUD
Retailer 20$1,664 AUD
Retailer 18$1,671 AUD
Retailer 3$1,717 AUD
Retailer 5$2,226 AUD
Retailer 6$2,232 AUD
Retailer 11$2,279 AUD
Retailer 10$2,508 AUD
Retailer 15$2,721 AUD
Brilliant Earth$5,096 AUD

32 data points across 21 retailers

23 retailers$558 AUD to $5,096 AUD

A
Cheapest Retailer
-
$558 AUD
$392 USD
A
Retailer 2
-
$623 AUD
$438 USD
View
Final sale: no returns
A
Retailer 3
-
$625 AUD
$439 USD
View
A
Retailer 4
-
$693 AUD
$487 USD
View
A
Retailer 5
-
$693 AUD
$487 USD
View
A
Retailer 6
-
$775 AUD
£429 GBP
View
A
Retailer 7
-
$904 AUD
$635 USD
View
A
Retailer 8
-
$928 AUD
$652 USD
View
A
Retailer 9
-
$1,066 AUD
€713 EUR
View
A
Retailer 10
-
$1,072 AUD
$753 USD
View
A
Retailer 11
-
$1,129 AUD
£625 GBP
View
A
Retailer 12
-
$1,532 AUD
View
A
Retailer 13
-
$1,664 AUD
$1,169 USD
View
A
Retailer 14
-
$1,671 AUD
ZAR 18,960 ZAR
View
A
Retailer 15
-
$1,717 AUD
$1,206 USD
View
Retailer 16
-
$1,852 AUD
$1,301 USD
View
Price last confirmed 37 days ago
A
Retailer 17
-
$2,226 AUD
$1,564 USD
View
A
Retailer 18
-
$2,232 AUD
$1,568 USD
View
B+
Retailer 19
-
$2,279 AUD
$1,601 USD
View
B+
Retailer 20
-
$2,508 AUD
$1,762 USD
View
B+
Retailer 21
-
$2,721 AUD
£1,505 GBP
View
Retailer 22
-
$5,096 AUD
$3,580 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
19934355A · Oct 29
$5,096 AUD
$3,580 USD
View
22 more retailers have this diamond
Prices start from $558 AUDSave up to $4,538 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
$558 AUD