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Heart|Lab Grown|IGI

0.81ct D IF Heart Lab Grown Diamond

VG • D/IF • IGI LG836619139

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836619139

Diamond specifications and retailer prices

From $430 AUD
As of November 4, 2026
Save $1,704 AUD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,133 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 0.81ct lab-grown heart diamond

This 0.81ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG836619139 or 836619139. Listed at 19 retailers as of November 4, 2026, with prices from $430 to $2,133, a $1,704 spread on the same certified stone. MOH London lists it at $2,133. 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

0.81
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619139
Dimensions6.01 × 6.36 × 3.65 mm
L/W Ratio1.06
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
6.01 mm6.36 mm0.81 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619139
Side View
Table 59.0%Crown 35.5°Girdle: STK-THKPavilion 38°Culet: NoneDepth 57.4%

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: Nov 4
Current: $2,133 AUD|Low: $397 AUD|High: $2,133 AUD|Avg: $1,029 AUD|+7.6%
MOH London
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
Retailer 18
Retailer 19
November 5, 2026
Retailer 15$430 AUD
Retailer 7$460 AUD
Retailer 13$481 AUD
Retailer 12$534 AUD
Retailer 2$693 AUD
Retailer 6$693 AUD
Retailer 9$783 AUD
Retailer 18$806 AUD
Retailer 3$893 AUD
Retailer 5$933 AUD
Retailer 14$939 AUD
Retailer 11$1,094 AUD
Retailer 19$1,233 AUD
Retailer 4$1,244 AUD
Retailer 10$1,329 AUD
Retailer 16$1,717 AUD
Retailer 17$1,783 AUD
Retailer 8$2,058 AUD
MOH London$2,133 AUD

11 data points across 19 retailers

19 retailers$430 AUD to $2,133 AUD

A
Cheapest Retailer
-
$430 AUD
A
Retailer 2
-
$460 AUD
View
A
Retailer 3
-
$481 AUD
View
Final sale: no returns
A
Retailer 4
-
$534 AUD
View
A
Retailer 5
-
$693 AUD
View
A
Retailer 6
-
$693 AUD
View
B+
Retailer 7
-
$783 AUD
View
A
Retailer 8
-
$806 AUD
View
B+
Retailer 9
-
$893 AUD
View
B+
Retailer 10
-
$933 AUD
View
B+
Retailer 11
-
$939 AUD
View
B+
Retailer 12
-
$1,094 AUD
View
B+
Retailer 13
-
$1,233 AUD
View
B+
Retailer 14
-
$1,244 AUD
View
B
Retailer 15
-
$1,329 AUD
View
B
Retailer 16
-
$1,717 AUD
View
B
Retailer 17
-
$1,783 AUD
View
B
Retailer 18
-
$2,058 AUD
View
Most Expensive
B
MOH London
LG836619139 · Nov 5
$2,133 AUD
£1,176 GBP
View
18 more retailers have this diamond
Prices start from $430 AUDSave up to $1,704 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
0.81ct Heart
$430 AUD