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Heart|Lab Grown|IGI

0.99ct D VVS2 Heart Lab Grown Diamond

EX • D/VVS2 • IGI LG620499311

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG620499311

Diamond specifications and retailer prices

From $185 USD
As of November 4, 2026
Save $960 USD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,549 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG620499311 or 620499311. Listed at 22 retailers as of November 4, 2026, with a 519% 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

0.99
Carat
D
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.7°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620499311
Dimensions6.29 × 7.09 × 3.84 mm
L/W Ratio1.13
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
6.29 mm7.09 mm0.99 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620499311
Side View
Table 53.0%Crown 29.7°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 54.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $410 USD|Low: $178 USD|High: $1,085 USD|Avg: $434 USD|+3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 11$185 USD
Retailer 10$206 USD
Retailer 3$215 USD
Retailer 4$229 USD
Retailer 13$229 USD
Retailer 12$310 USD
Retailer 1$410 USD
Retailer 9$416 USD
Retailer 5$467 USD
Retailer 8$572 USD
Retailer 2$737 USD
Retailer 7$779 USD
Retailer 6$1,069 USD

45 data points across 13 retailers

22 retailers$185 USD to $1,145 USD

A
Cheapest Retailer
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$185 USD
A
Retailer 2
-
$206 USD
View
Final sale: no returns
A
Retailer 3
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$215 USD
View
A
Retailer 4
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$229 USD
View
Retailer 5
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$229 USD
View
Price last confirmed 11 days ago
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Retailer 6
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$256 USD
View
A
Retailer 7
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$310 USD
View
A
Retailer 8
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$378 USD
View
A
Retailer 9
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$410 USD
View
A
Retailer 10
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$416 USD
View
B+
Retailer 11
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$467 USD
View
B+
Retailer 12
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$572 USD
View
B+
Retailer 13
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$589 USD
View
B+
Retailer 14
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$624 USD
View
B+
Retailer 15
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$662 USD
View
B
Retailer 16
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$737 USD
View
B
Retailer 17
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$767 USD
View
B
Retailer 18
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$779 USD
View
B
Retailer 19
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$791 USD
View
B
Retailer 20
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$1,069 USD
View
B
Retailer 21
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$1,145 USD
View
Most Expensive
Queensmith
LG620499311 · Oct 27
$1,549 USD
£1,220 GBP
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from $185 USDSave up to $960 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
$185 USD