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Heart|Lab Grown|IGI

1.23ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG847681133

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847681133

Diamond specifications and retailer prices

From $329 AUD
As of November 4, 2026
Save $2,165 AUD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,495 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847681133 or 847681133. Listed at 18 retailers as of October 31, 2026, with prices from $329 to $2,495, a $2,165 spread on the same certified stone. Brilliant Earth lists it at $2,495. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847681133
Dimensions6.79 × 7.22 × 4.34 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.79 mm7.22 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847681133
Side View
Table 57.0%Crown 36.3°Girdle: STK-VTKPavilion 40.8°Culet: NoneDepth 60.1%

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: $763 AUD|Low: $329 AUD|High: $1,706 AUD|Avg: $916 AUD|-4.6%
Retailer 1
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
November 5, 2026
Retailer 13$329 AUD
Retailer 6$369 AUD
Retailer 2$382 AUD
Retailer 5$411 AUD
Retailer 12$465 AUD
Retailer 17$553 AUD
Retailer 3$656 AUD
Retailer 7$720 AUD
Retailer 1$763 AUD
Retailer 4$865 AUD
Retailer 8$867 AUD
Retailer 14$1,314 AUD
Retailer 16$1,319 AUD
Retailer 15$1,388 AUD
Retailer 10$1,417 AUD
Retailer 9$1,558 AUD
Retailer 11$1,634 AUD

9 data points across 17 retailers

18 retailers$329 AUD to $2,495 AUD

A
Cheapest Retailer
-
$329 AUD
A
Retailer 2
-
$369 AUD
View
Final sale: no returns
A
Retailer 3
-
$382 AUD
View
A
Retailer 4
-
$411 AUD
View
A
Retailer 5
-
$465 AUD
View
A
Retailer 6
-
$553 AUD
View
A
Retailer 7
-
$656 AUD
View
B+
Retailer 8
-
$720 AUD
View
B+
Retailer 9
-
$763 AUD
View
B+
Retailer 10
-
$865 AUD
View
B+
Retailer 11
-
$867 AUD
View
B+
Retailer 12
-
$1,314 AUD
View
B+
Retailer 13
-
$1,319 AUD
View
B+
Retailer 14
-
$1,388 AUD
View
B+
Retailer 15
-
$1,417 AUD
View
B
Retailer 16
-
$1,558 AUD
View
B
Retailer 17
-
$1,634 AUD
View
Most Expensive
B
Brilliant Earth
22412575A · Oct 31
$2,495 AUD
$1,750 USD
View
17 more retailers have this diamond
Prices start from $329 AUDSave up to $2,165 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
1.23ct Heart
$329 AUD