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Radiant|Lab Grown|IGI

1.81ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG615381989

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG615381989

Diamond specifications and retailer prices

From $326 AUD
$229 USD
As of October 27, 2026
Save $2,137 AUD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,462 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.81ct lab-grown radiant diamond

This 1.81ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615381989 or 615381989. Listed at 18 retailers as of October 27, 2026, with prices from $326 to $2,462, a $2,137 spread on the same certified stone. Brilliant Earth lists it at $2,462. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615381989
Dimensions8.47 × 6.03 × 4.11 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.47 mm6.03 mm1.81 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615381989
Side View
Table 64.0%Crown 41.3°Girdle: MediumPavilion 35.4°Culet: NoneDepth 68.2%

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 27
Current: $2,462 AUD|Low: $326 AUD|High: $2,676 AUD|Avg: $1,061 AUD|-8.0%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
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Retailer 19
October 29, 2026
Retailer 19$326 AUD
Retailer 13$379 AUD
Retailer 5$406 AUD
Retailer 9$406 AUD
Retailer 18$476 AUD
Retailer 6$689 AUD
Retailer 10$697 AUD
Retailer 16$747 AUD
Retailer 2$760 AUD
Retailer 4$888 AUD
Retailer 17$958 AUD
Retailer 3$1,302 AUD
Retailer 14$1,307 AUD
Retailer 8$1,376 AUD
Retailer 11$1,475 AUD
Retailer 12$1,625 AUD
Retailer 7$1,647 AUD
Retailer 15$1,815 AUD
Brilliant Earth$2,462 AUD

39 data points across 19 retailers

18 retailers$326 AUD to $2,462 AUD

A
Cheapest Retailer
-
$326 AUD
$229 USD
A
Retailer 2
-
$379 AUD
$266 USD
View
A
Retailer 3
-
$406 AUD
$285 USD
View
A
Retailer 4
-
$406 AUD
$285 USD
View
A
Retailer 5
-
$476 AUD
£263 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$689 AUD
$484 USD
View
A
Retailer 7
-
$747 AUD
€500 EUR
View
A
Retailer 8
-
$760 AUD
£421 GBP
View
A
Retailer 9
-
$888 AUD
$624 USD
View
A
Retailer 10
-
$958 AUD
$673 USD
View
B+
Retailer 11
-
$1,302 AUD
$915 USD
View
B+
Retailer 12
-
$1,307 AUD
$918 USD
View
B+
Retailer 13
-
$1,376 AUD
$967 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$1,450 AUD
£802 GBP
View
B+
Retailer 15
-
$1,625 AUD
£899 GBP
View
B+
Retailer 16
-
$1,647 AUD
$1,157 USD
View
B
Retailer 17
-
$1,815 AUD
$1,275 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
8918738A · Oct 28
$2,462 AUD
$1,730 USD
View
17 more retailers have this diamond
Prices start from $326 AUDSave up to $2,137 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
1.81ct Radiant
$326 AUD