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Heart|Lab Grown|IGI

1.25ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG826664773

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826664773

Diamond specifications and retailer prices

From $368 AUD
As of November 4, 2026
Save $1,769 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,594 AUD at Brilliant Earth · As of October 3, 2026
View at Brilliant Earth

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG826664773 or 826664773. Listed at 15 retailers as of November 4, 2026, with a 481% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826664773
Dimensions7.50 × 6.97 × 4.21 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm6.97 mm1.25 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826664773
Side View
Table 62.0%Crown 32.5°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 56.1%

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: $748 AUD|Low: $368 AUD|High: $2,171 AUD|Avg: $1,041 AUD|-2.8%
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
November 5, 2026
Retailer 12$368 AUD
Retailer 8$460 AUD
Retailer 4$549 AUD
Retailer 3$704 AUD
Retailer 2$740 AUD
Retailer 1$748 AUD
Retailer 5$888 AUD
Retailer 13$994 AUD
Retailer 10$1,306 AUD
Retailer 9$1,376 AUD
Retailer 7$1,400 AUD
Retailer 6$1,569 AUD
Retailer 14$1,629 AUD
Retailer 11$2,137 AUD

19 data points across 14 retailers

15 retailers$368 AUD to $2,137 AUD

A
Cheapest Retailer
-
$368 AUD
Final sale: no returns
A
Retailer 2
-
$460 AUD
View
A
Retailer 3
-
$549 AUD
View
A
Retailer 4
-
$704 AUD
View
B+
Retailer 5
-
$740 AUD
View
A
Retailer 6
-
$748 AUD
View
B+
Retailer 7
-
$888 AUD
View
B+
Retailer 8
-
$994 AUD
View
B
Retailer 9
-
$1,306 AUD
View
B+
Retailer 10
-
$1,376 AUD
View
B+
Retailer 11
-
$1,400 AUD
View
B
Retailer 12
-
$1,569 AUD
View
B+
Retailer 13
-
$1,629 AUD
View
B
Retailer 14
-
$2,137 AUD
View
Most Expensive
Brilliant Earth
21023818A · Oct 3
$2,594 AUD
$1,820 USD
View
Price last confirmed 32 days ago
14 more retailers have this diamond
Prices start from $368 AUDSave up to $1,769 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
1.25ct Heart
$368 AUD