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Heart|Lab Grown|IGI

0.99ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG665409636

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665409636

Diamond specifications and retailer prices

From $187 USD
As of October 30, 2026
Save $964 USD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,151 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 0.99ct lab-grown heart diamond

This 0.99ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665409636 or 665409636. Listed at 21 retailers as of October 30, 2026, with prices from $187 to $1,151, a $964 spread on the same certified stone. Reve Diamonds lists it at $1,151. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409636
Dimensions6.26 × 6.79 × 4.09 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
6.26 mm6.79 mm0.99 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665409636
Side View
Table 55.0%Crown 32.7°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 60.2%

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 30
Current: $1,081 USD|Low: $178 USD|High: $1,151 USD|Avg: $502 USD|-0.2%
Retailer 1
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Retailer 11
Retailer 12
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Retailer 17
Retailer 18
Reve Diamonds
November 1, 2026
Retailer 18$187 USD
Retailer 8$209 USD
Retailer 10$216 USD
Retailer 5$231 USD
Retailer 7$231 USD
Retailer 17$354 USD
Retailer 12$405 USD
Retailer 6$406 USD
Retailer 14$418 USD
Retailer 11$419 USD
Retailer 3$469 USD
Retailer 15$577 USD
Retailer 13$597 USD
Retailer 16$615 USD
Retailer 4$615 USD
Retailer 2$744 USD
Retailer 9$798 USD
Retailer 1$1,081 USD
Reve Diamonds$1,151 USD

40 data points across 19 retailers

21 retailers$187 USD to $1,151 USD

A
Cheapest Retailer
-
$187 USD
A
Retailer 2
-
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$216 USD
View
A
Retailer 4
-
$231 USD
View
A
Retailer 5
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$231 USD
View
A
Retailer 6
-
$354 USD
View
B+
Retailer 7
-
$405 USD
€386 EUR
View
B+
Retailer 8
-
$406 USD
View
B+
Retailer 9
-
$418 USD
ZAR 6,754 ZAR
View
B+
Retailer 10
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$419 USD
£330 GBP
View
B+
Retailer 11
-
$469 USD
View
B+
Retailer 12
-
$577 USD
A$887 AUD
View
B+
Retailer 13
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$597 USD
A$918 AUD
View
B+
Retailer 14
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$615 USD
A$946 AUD
View
B+
Retailer 15
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$615 USD
View
B
Retailer 16
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$654 USD
£515 GBP
View
B
Retailer 17
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$744 USD
View
B
Retailer 18
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$798 USD
View
B
Retailer 19
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$813 USD
View
B
Retailer 20
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$1,081 USD
£851 GBP
View
Most Expensive
B
Reve Diamonds
2FFF9D2EF · Nov 1
$1,151 USD
View
20 more retailers have this diamond
Prices start from $187 USDSave up to $964 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
0.99ct Heart
$187 USD