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Heart|Lab Grown|IGI

1.29ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG817624281

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG817624281

Diamond specifications and retailer prices

From $303 AUD
$213 USD
As of October 30, 2026
Save $905 AUD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,164 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.29ct lab-grown heart diamond

This 1.29ct 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 LG817624281 or 817624281. Listed at 9 retailers as of October 30, 2026, with a 299% 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

1.29
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817624281
Dimensions7.43 × 6.55 × 4.43 mm
L/W Ratio1.13
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
7.43 mm6.55 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817624281
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,164 AUD|Low: $303 AUD|High: $2,235 AUD|Avg: $1,036 AUD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 27, 2026
Retailer 9$303 AUD
Retailer 7$352 AUD
Retailer 6$645 AUD
Retailer 5$726 AUD
Retailer 2$919 AUD
Retailer 4$1,005 AUD
Retailer 8$1,209 AUD
Retailer 3$1,510 AUD
Brilliant Earth$2,164 AUD

27 data points across 9 retailers

9 retailers$303 AUD to $1,209 AUD

A+
Cheapest Retailer
-
$303 AUD
$213 USD
A
Retailer 2
-
$352 AUD
$247 USD
View
A
Retailer 3
-
$645 AUD
$453 USD
View
A
Retailer 4
-
$726 AUD
$510 USD
View
B+
Retailer 5
-
$919 AUD
View
B+
Retailer 6
-
$1,005 AUD
$706 USD
View
B+
Retailer 7
-
$1,209 AUD
$849 USD
View
Retailer 8
-
$1,510 AUD
£835 GBP
View
Price last confirmed 8 days ago
Most Expensive
Brilliant Earth
20729582A · Oct 16
$2,164 AUD
$1,520 USD
View
Price last confirmed 16 days ago
8 more retailers have this diamond
Prices start from $303 AUDSave up to $905 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+
1.29ct Heart
$303 AUD