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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 $272 SGD
$213 USD
As of October 30, 2026
Save $1,083 SGD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,943 SGD 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 25, 2026, with a 398% 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,943 SGD|Low: $272 SGD|High: $2,007 SGD|Avg: $933 SGD|-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$272 SGD
Retailer 7$316 SGD
Retailer 6$579 SGD
Retailer 5$652 SGD
Retailer 2$825 SGD
Retailer 4$903 SGD
Retailer 8$1,085 SGD
Retailer 3$1,356 SGD
Brilliant Earth$1,943 SGD

28 data points across 9 retailers

9 retailers$272 SGD to $1,356 SGD

A+
Cheapest Retailer
-
$272 SGD
$213 USD
A
Retailer 2
-
$316 SGD
$247 USD
View
A
Retailer 3
-
$579 SGD
$453 USD
View
A
Retailer 4
-
$652 SGD
$510 USD
View
B+
Retailer 5
-
$825 SGD
A$993 AUD
View
B+
Retailer 6
-
$903 SGD
$706 USD
View
B+
Retailer 7
-
$1,085 SGD
$849 USD
View
B+
Retailer 8
-
$1,356 SGD
£835 GBP
View
Most Expensive
Brilliant Earth
20729582A · Oct 16
$1,943 SGD
$1,520 USD
View
Price last confirmed 15 days ago
8 more retailers have this diamond
Prices start from $272 SGDSave up to $1,083 SGD

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
$272 SGD