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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 $408 NZD
$229 USD
As of October 27, 2026
Save $2,673 NZD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,080 NZD 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 $408 to $3,080, a $2,673 spread on the same certified stone. Brilliant Earth lists it at $3,080. 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: $3,080 NZD|Low: $408 NZD|High: $3,347 NZD|Avg: $1,327 NZD|-8.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 19$408 NZD
Retailer 13$474 NZD
Retailer 5$507 NZD
Retailer 9$507 NZD
Retailer 18$595 NZD
Retailer 6$862 NZD
Retailer 10$872 NZD
Retailer 16$935 NZD
Retailer 2$951 NZD
Retailer 4$1,111 NZD
Retailer 17$1,198 NZD
Retailer 3$1,629 NZD
Retailer 14$1,634 NZD
Retailer 8$1,722 NZD
Retailer 11$1,845 NZD
Retailer 12$2,033 NZD
Retailer 7$2,060 NZD
Retailer 15$2,270 NZD
Brilliant Earth$3,080 NZD

39 data points across 19 retailers

18 retailers$408 NZD to $3,080 NZD

A
Cheapest Retailer
-
$408 NZD
$229 USD
A
Retailer 2
-
$474 NZD
$266 USD
View
A
Retailer 3
-
$507 NZD
$285 USD
View
A
Retailer 4
-
$507 NZD
$285 USD
View
Retailer 5
-
$595 NZD
£263 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$862 NZD
$484 USD
View
A
Retailer 7
-
$935 NZD
€500 EUR
View
A
Retailer 8
-
$951 NZD
£421 GBP
View
A
Retailer 9
-
$1,111 NZD
$624 USD
View
A
Retailer 10
-
$1,198 NZD
$673 USD
View
B+
Retailer 11
-
$1,629 NZD
$915 USD
View
B+
Retailer 12
-
$1,634 NZD
$918 USD
View
Retailer 13
-
$1,722 NZD
$967 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$1,813 NZD
£802 GBP
View
B+
Retailer 15
-
$2,033 NZD
£899 GBP
View
B+
Retailer 16
-
$2,060 NZD
$1,157 USD
View
Retailer 17
-
$2,270 NZD
$1,275 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
8918738A · Oct 28
$3,080 NZD
$1,730 USD
View
17 more retailers have this diamond
Prices start from $408 NZDSave up to $2,673 NZD

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
$408 NZD