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Heart|Lab Grown|IGI

1.45ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG683568654

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG683568654

Diamond specifications and retailer prices

From $380 SGD
As of November 4, 2026
Save $1,541 SGD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,364 SGD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 1.45ct lab-grown heart diamond

This 1.45ct 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 LG683568654 or 683568654. Listed at 19 retailers as of November 4, 2026, with a 406% 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

1.45
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683568654
Dimensions7.24 × 7.84 × 4.53 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
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
7.24 mm7.84 mm1.45 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683568654
Side View
Table 62.0%Crown 36.3°Girdle: MediumPavilion 39.7°Culet: NoneDepth 57.8%

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 4
Current: $2,364 SGD|Low: $364 SGD|High: $2,364 SGD|Avg: $924 SGD
Brilliant Earth
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
November 5, 2026
Retailer 3$380 SGD
Retailer 8$424 SGD
Retailer 4$472 SGD
Retailer 6$472 SGD
Retailer 10$535 SGD
Retailer 15$633 SGD
Retailer 13$671 SGD
Retailer 16$767 SGD
Retailer 7$800 SGD
Retailer 11$811 SGD
Retailer 2$827 SGD
Retailer 12$1,148 SGD
Retailer 14$1,177 SGD
Retailer 5$1,514 SGD
Retailer 9$1,882 SGD
Brilliant Earth$2,364 SGD

45 data points across 16 retailers

19 retailers$380 SGD to $1,921 SGD

A
Cheapest Retailer
-
$380 SGD
A
Retailer 2
-
$424 SGD
View
Final sale: no returns
A
Retailer 3
-
$441 SGD
View
Retailer 4
-
$472 SGD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$472 SGD
View
A
Retailer 6
-
$535 SGD
View
A
Retailer 7
-
$633 SGD
View
A
Retailer 8
-
$671 SGD
View
B+
Retailer 9
-
$800 SGD
View
B+
Retailer 10
-
$811 SGD
View
B+
Retailer 11
-
$827 SGD
View
B+
Retailer 12
-
$1,061 SGD
View
Retailer 13
-
$1,148 SGD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,177 SGD
View
B
Retailer 15
-
$1,514 SGD
View
B
Retailer 16
-
$1,574 SGD
View
B
Retailer 17
-
$1,882 SGD
View
B
Retailer 18
-
$1,921 SGD
View
Most Expensive
Brilliant Earth
21386098A · Oct 8
$2,364 SGD
$1,850 USD
View
Price last confirmed 27 days ago
18 more retailers have this diamond
Prices start from $380 SGDSave up to $1,541 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
1.45ct Heart
$380 SGD