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Radiant|Lab Grown|IGI

1.81ct E VS2 Radiant Lab Grown Diamond

GD • E/VS2 • IGI LG589307189

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

Certificate IGI LG589307189

Diamond specifications and retailer prices

From $689 AUD
$484 USD
As of October 28, 2026
Save $1,774 AUD (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,462 AUD at Brilliant Earth · As of October 29, 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 standard cut grade and certified by IGI LG589307189 or 589307189. Listed at 12 retailers as of October 28, 2026, with prices from $689 to $2,462, a $1,774 spread on the same certified stone. Brilliant Earth lists it at $2,462. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.81
Carat
E
Colour
VS2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589307189
Dimensions8.45 × 6.03 × 4.13 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
8.45 mm6.03 mm1.81 ctE / VS2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589307189
Side View
Table 65.0%Crown 44.8°Girdle: MediumPavilion 36.1°Culet: NoneDepth 68.5%

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 28
Current: $2,462 AUD|Low: $366 AUD|High: $2,676 AUD|Avg: $1,161 AUD|-8.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 4$366 AUD
Retailer 10$689 AUD
Retailer 3$697 AUD
Retailer 6$747 AUD
Retailer 2$760 AUD
Retailer 9$888 AUD
Retailer 7$958 AUD
Retailer 5$1,307 AUD
Retailer 12$1,376 AUD
Retailer 8$1,632 AUD
Retailer 11$1,647 AUD
Brilliant Earth$2,462 AUD

39 data points across 12 retailers

12 retailers$689 AUD to $2,462 AUD

A
Retailer 1
-
$379 AUD
$266 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$400 AUD
$281 USD
View
Price last confirmed 32 days ago
B+
Retailer 3
-
$689 AUD
$484 USD
View
B+
Retailer 4
-
$747 AUD
€500 EUR
View
B+
Retailer 5
-
$760 AUD
£421 GBP
View
B+
Retailer 6
-
$888 AUD
$624 USD
View
B+
Retailer 7
-
$958 AUD
$673 USD
View
B
Retailer 8
-
$1,307 AUD
$918 USD
View
B
Retailer 9
-
$1,376 AUD
$967 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
$1,632 AUD
£903 GBP
View
Price last confirmed 8 days ago
B
Retailer 11
-
$1,647 AUD
$1,157 USD
View
Most Expensive
B
Brilliant Earth
7715788A · Oct 29
$2,462 AUD
$1,730 USD
View
11 more retailers have this diamond
Prices start from $689 AUDSave up to $1,774 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
$689 AUD