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Round|Lab Grown|IGI

2.05ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG812621340

Shape and cutting style on the report: Round brilliant

Certificate IGI LG812621340

Diamond specifications and retailer prices

From $643 AUD
$452 USD
As of October 28, 2026
Save $4,353 AUD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $4,996 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.05ct lab-grown round diamond

This 2.05ct 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 LG812621340 or 812621340. Listed at 25 retailers as of October 28, 2026, with prices from $643 to $4,996, a $4,353 spread on the same certified stone. Brilliant Earth lists it at $4,996. 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

2.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621340
Dimensions8.16 × 8.10 × 5.04 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.16 mm8.10 mm2.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621340
Side View
Table 58.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.9%

Caratlytics Score

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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 28
Current: $4,996 AUD|Low: $643 AUD|High: $4,996 AUD|Avg: $1,889 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 5$643 AUD
Retailer 14$1,003 AUD
Retailer 17$1,025 AUD
Retailer 11$1,142 AUD
Retailer 2$1,165 AUD
Retailer 8$1,196 AUD
Retailer 10$1,577 AUD
Retailer 6$1,642 AUD
Retailer 3$1,665 AUD
Retailer 13$1,720 AUD
Retailer 9$2,041 AUD
Retailer 7$2,343 AUD
Retailer 16$2,626 AUD
Retailer 4$2,670 AUD
Retailer 12$2,800 AUD
Retailer 15$3,779 AUD
Brilliant Earth$4,996 AUD

38 data points across 17 retailers

25 retailers$643 AUD to $4,996 AUD

A
Retailer 1
-
$586 AUD
$412 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$586 AUD
$412 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$643 AUD
$452 USD
View
Final sale: no returns
A
Retailer 4
-
$658 AUD
$462 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$719 AUD
$505 USD
View
Price last confirmed 34 days ago
A
Retailer 6
-
$727 AUD
$511 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$1,003 AUD
$705 USD
View
A
Retailer 8
-
$1,025 AUD
$720 USD
View
A
Retailer 9
-
$1,142 AUD
€764 EUR
View
A
Retailer 10
-
$1,165 AUD
£644 GBP
View
A
Retailer 11
-
$1,196 AUD
$840 USD
View
A
Retailer 12
-
$1,577 AUD
View
A
Retailer 13
-
$1,642 AUD
$1,154 USD
View
A
Retailer 14
-
$1,665 AUD
$1,170 USD
View
A
Retailer 15
-
$1,720 AUD
ZAR 19,519 ZAR
View
A
Retailer 16
-
$2,041 AUD
$1,434 USD
View
B+
Retailer 17
-
$2,340 AUD
$1,644 USD
View
Price last confirmed 38 days ago
B+
Retailer 18
-
$2,340 AUD
$1,644 USD
View
Price last confirmed 22 days ago
B+
Retailer 19
-
$2,343 AUD
$1,646 USD
View
B+
Retailer 20
-
$2,480 AUD
$1,742 USD
View
B+
Retailer 21
-
$2,626 AUD
$1,845 USD
View
B+
Retailer 22
-
$2,670 AUD
$1,876 USD
View
B+
Retailer 23
-
$2,800 AUD
£1,549 GBP
View
B
Retailer 24
-
$3,779 AUD
$2,655 USD
View
Most Expensive
B
Brilliant Earth
20681186A · Oct 29
$4,996 AUD
$3,510 USD
View
24 more retailers have this diamond
Prices start from $643 AUDSave up to $4,353 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
2.05ct Round
$643 AUD