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Heart|Lab Grown|IGI

1.23ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG791637215

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG791637215

Diamond specifications and retailer prices

From $280 AUD
$197 USD
As of November 2, 2026
Save $1,405 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,686 AUD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791637215 or 791637215. Listed at 19 retailers as of November 1, 2026, with prices from $280 to $1,686, a $1,405 spread on the same certified stone. Reve Diamonds lists it at $1,686. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791637215
Dimensions7.13 × 7.12 × 4.30 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
7.13 mm7.12 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791637215
Side View
Table 58.0%Crown 35.3°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 60.4%

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: Nov 2
Current: $849 AUD|Low: $280 AUD|High: $1,979 AUD|Avg: $838 AUD|-0.9%
Retailer 1
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Retailer 12
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Retailer 19
Reve Diamonds
November 2, 2026
Retailer 2$280 AUD
Retailer 6$313 AUD
Retailer 16$326 AUD
Retailer 4$347 AUD
Retailer 5$347 AUD
Retailer 19$467 AUD
Retailer 13$600 AUD
Retailer 10$606 AUD
Retailer 15$607 AUD
Retailer 12$636 AUD
Retailer 7$680 AUD
Retailer 9$804 AUD
Retailer 1$849 AUD
Retailer 18$961 AUD
Retailer 3$1,118 AUD
Retailer 17$1,122 AUD
Retailer 8$1,194 AUD
Retailer 14$1,625 AUD
Reve Diamonds$1,686 AUD
Retailer 11$1,979 AUD

26 data points across 20 retailers

19 retailers$280 AUD to $1,686 AUD

A
Cheapest Retailer
-
$280 AUD
$197 USD
A
Retailer 2
-
$313 AUD
$220 USD
View
Final sale: no returns
A
Retailer 3
-
$326 AUD
$229 USD
View
A
Retailer 4
-
$347 AUD
$244 USD
View
Retailer 5
-
$347 AUD
$244 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$467 AUD
£258 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$600 AUD
ZAR 6,813 ZAR
View
A
Retailer 8
-
$606 AUD
$426 USD
View
A
Retailer 9
-
$607 AUD
€406 EUR
View
B+
Retailer 10
-
$636 AUD
£352 GBP
View
B+
Retailer 11
-
$680 AUD
$478 USD
View
B+
Retailer 12
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$804 AUD
$565 USD
View
B+
Retailer 13
-
$849 AUD
View
B+
Retailer 14
-
$961 AUD
$675 USD
View
B
Retailer 15
-
$1,118 AUD
$785 USD
View
B
Retailer 16
-
$1,122 AUD
$788 USD
View
B
Retailer 17
-
$1,194 AUD
$839 USD
View
B
Retailer 18
-
$1,625 AUD
£899 GBP
View
Most Expensive
B
Reve Diamonds
0D06138E5 · Nov 1
$1,686 AUD
$1,184 USD
View
18 more retailers have this diamond
Prices start from $280 AUDSave up to $1,405 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
$280 AUD