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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 $243 USD
As of October 27, 2026
Save $1,237 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,480 USD 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 $243 to $1,480, a $1,237 spread on the same certified stone. Brilliant Earth lists it at $1,480. 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
Color
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

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: Oct 27
Current: $1,480 USD|Low: $237 USD|High: $1,480 USD|Avg: $681 USD
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$243 USD
Retailer 4$272 USD
Retailer 18$282 USD
Retailer 8$301 USD
Retailer 15$301 USD
Retailer 12$371 USD
Retailer 17$506 USD
Retailer 13$518 USD
Retailer 2$570 USD
Retailer 14$735 USD
Retailer 16$754 USD
Retailer 3$776 USD
Retailer 9$787 USD
Retailer 7$969 USD
Retailer 6$971 USD
Retailer 5$1,021 USD
Retailer 11$1,214 USD
Brilliant Earth$1,480 USD

31 data points across 18 retailers

18 retailers$243 USD to $1,480 USD

A
Cheapest Retailer
-
$243 USD
A
Retailer 2
-
$272 USD
View
Final sale: no returns
A
Retailer 3
-
$282 USD
View
A
Retailer 4
-
$301 USD
View
A
Retailer 5
-
$301 USD
View
A
Retailer 6
-
$371 USD
£292 GBP
View
A
Retailer 7
-
$506 USD
View
A
Retailer 8
-
$518 USD
ZAR 8,366 ZAR
View
A
Retailer 9
-
$570 USD
£449 GBP
View
B+
Retailer 10
-
$735 USD
A$1,131 AUD
View
B+
Retailer 11
-
$754 USD
View
B+
Retailer 12
-
$776 USD
View
B+
Retailer 13
-
$787 USD
View
B+
Retailer 14
-
$969 USD
View
B+
Retailer 15
-
$971 USD
SGD 1,312 SGD
View
B+
Retailer 16
-
$1,021 USD
View
B
Retailer 17
-
$1,214 USD
£956 GBP
View
Most Expensive
B
Brilliant Earth
21421171A · Oct 28
$1,480 USD
View
17 more retailers have this diamond
Prices start from $243 USDSave up to $1,237 USD

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
$243 USD