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Heart|Lab Grown|IGI

1.45ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG816615660

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816615660

Diamond specifications and retailer prices

From $311 SGD
$243 USD
As of October 27, 2026
Save $1,585 SGD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,897 SGD at Brilliant Earth · As of October 28, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816615660 or 816615660. Listed at 18 retailers as of October 27, 2026, with prices from $311 to $1,897, a $1,585 spread on the same certified stone. Brilliant Earth lists it at $1,897. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615660
Dimensions7.77 × 6.90 × 4.54 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
7.77 mm6.90 mm1.45 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615660
Side View
Table 57.0%Crown 36.9°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 58.4%

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: Oct 27
Current: $1,897 SGD|Low: $304 SGD|High: $1,897 SGD|Avg: $873 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
Retailer 17
Retailer 18
October 29, 2026
Retailer 10$311 SGD
Retailer 4$349 SGD
Retailer 18$361 SGD
Retailer 8$386 SGD
Retailer 15$386 SGD
Retailer 12$476 SGD
Retailer 17$649 SGD
Retailer 13$664 SGD
Retailer 2$731 SGD
Retailer 14$942 SGD
Retailer 16$966 SGD
Retailer 3$995 SGD
Retailer 9$1,009 SGD
Retailer 7$1,242 SGD
Retailer 6$1,244 SGD
Retailer 5$1,308 SGD
Retailer 11$1,556 SGD
Brilliant Earth$1,897 SGD

31 data points across 18 retailers

18 retailers$311 SGD to $1,897 SGD

A
Cheapest Retailer
-
$311 SGD
$243 USD
A
Retailer 2
-
$349 SGD
$272 USD
View
Final sale: no returns
A
Retailer 3
-
$361 SGD
$282 USD
View
A
Retailer 4
-
$386 SGD
$301 USD
View
A
Retailer 5
-
$386 SGD
$301 USD
View
A
Retailer 6
-
$476 SGD
£292 GBP
View
A
Retailer 7
-
$649 SGD
$506 USD
View
A
Retailer 8
-
$664 SGD
ZAR 8,366 ZAR
View
A
Retailer 9
-
$731 SGD
£449 GBP
View
B+
Retailer 10
-
$942 SGD
A$1,131 AUD
View
B+
Retailer 11
-
$966 SGD
$754 USD
View
B+
Retailer 12
-
$995 SGD
$776 USD
View
B+
Retailer 13
-
$1,009 SGD
$787 USD
View
B+
Retailer 14
-
$1,242 SGD
$969 USD
View
B+
Retailer 15
-
$1,244 SGD
View
B+
Retailer 16
-
$1,308 SGD
$1,021 USD
View
B
Retailer 17
-
$1,556 SGD
£956 GBP
View
Most Expensive
B
Brilliant Earth
21421171A · Oct 28
$1,897 SGD
$1,480 USD
View
17 more retailers have this diamond
Prices start from $311 SGDSave up to $1,585 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
$311 SGD