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Heart|Lab Grown|IGI

1.81ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG720503431

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG720503431

Diamond specifications and retailer prices

From $448 USD
As of October 25, 2026
Save $1,842 USD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,290 USD at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 1.81ct lab-grown heart diamond

This 1.81ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG720503431 or 720503431. Listed at 18 retailers as of October 23, 2026, with prices from $448 to $2,290, a $1,842 spread on the same certified stone. Do Amore Diamonds lists it at $2,290. 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
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720503431
Dimensions8.36 × 8.36 × 7.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.36 mm8.36 mm1.81 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720503431
Side View
Table 61.0%Crown 32.7°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 56.2%

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 25
Current: $2,290 USD|Low: $258 USD|High: $2,420 USD|Avg: $918 USD|-5.4%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 25, 2026
Retailer 5$258 USD
Retailer 13$288 USD
Retailer 16$320 USD
Retailer 17$413 USD
Retailer 10$448 USD
Retailer 2$564 USD
Retailer 11$597 USD
Retailer 3$613 USD
Retailer 6$878 USD
Retailer 8$1,040 USD
Retailer 15$1,135 USD
Retailer 9$1,194 USD
Retailer 4$1,259 USD
Retailer 14$1,302 USD
Retailer 12$1,377 USD
Retailer 7$1,505 USD
Do Amore Diamonds$2,290 USD

39 data points across 17 retailers

18 retailers$448 USD to $2,290 USD

A
Retailer 1
-
$258 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$317 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$320 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$338 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$413 USD
£325 GBP
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$448 USD
View
A
Retailer 7
-
$564 USD
View
A
Retailer 8
-
$597 USD
ZAR 9,651 ZAR
View
A
Retailer 9
-
$613 USD
£483 GBP
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$878 USD
A$1,351 AUD
View
Price last confirmed 10 days ago
B
Retailer 11
-
$1,040 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$1,135 USD
View
Price last confirmed 7 days ago
B
Retailer 13
-
$1,194 USD
A$1,837 AUD
View
Price last confirmed 20 days ago
B
Retailer 14
-
$1,259 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$1,302 USD
View
B
Retailer 16
-
$1,377 USD
View
B
Retailer 17
-
$1,505 USD
£1,185 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Do Amore Diamonds
27-B175BE30F · Oct 23
$2,290 USD
View
17 more retailers have this diamond
Prices start from $448 USDSave up to $1,842 USD

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 Heart
$448 USD