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Heart|Lab Grown|IGI

0.99ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG591305948

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591305948

Diamond specifications and retailer prices

From €158 EUR
$176 USD
As of October 30, 2026
Save €1,263 EUR (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,421 EUR 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG591305948 or 591305948. Listed at 19 retailers as of October 27, 2026, with prices from €158 to €1,421, a €1,263 spread on the same certified stone. Queensmith lists it at €1,421. 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
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle44.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591305948
Dimensions5.98 × 6.89 × 4.17 mm
L/W Ratio1.15
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
5.98 mm6.89 mm0.99 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591305948
Side View
Table 54.0%Crown 33.2°Girdle: THN-STKPavilion 44.6°Culet: NoneDepth 60.5%

Caratlytics Score

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A+
Exceptional
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: Oct 30
Current: €348 EUR|Low: €158 EUR|High: €964 EUR|Avg: €416 EUR|-2.4%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 7€158 EUR
Retailer 5€175 EUR
Retailer 4€183 EUR
Retailer 3€195 EUR
Retailer 16€195 EUR
Retailer 9€245 EUR
Retailer 6€347 EUR
Retailer 1€348 EUR
Retailer 11€353 EUR
Retailer 2€384 EUR
Retailer 12€487 EUR
Retailer 14€628 EUR
Retailer 13€663 EUR
Retailer 8€677 EUR
Retailer 10€919 EUR
Retailer 15€958 EUR

36 data points across 16 retailers

19 retailers€158 EUR to €1,421 EUR

A+
Cheapest Retailer
-
€158 EUR
$176 USD
A
Retailer 2
-
€175 EUR
$196 USD
View
Final sale: no returns
A
Retailer 3
-
€183 EUR
$204 USD
View
A
Retailer 4
-
€195 EUR
$218 USD
View
A
Retailer 5
-
€195 EUR
$218 USD
View
Retailer 6
-
€201 EUR
$225 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
€245 EUR
£216 GBP
View
A
Retailer 8
-
€347 EUR
$388 USD
View
A
Retailer 9
-
€348 EUR
£306 GBP
View
A
Retailer 10
-
€353 EUR
ZAR 6,372 ZAR
View
A
Retailer 11
-
€384 EUR
$429 USD
View
B+
Retailer 12
-
€487 EUR
A$837 AUD
View
B+
Retailer 13
-
€490 EUR
$547 USD
View
B+
Retailer 14
-
€628 EUR
$702 USD
View
Retailer 15
-
€663 EUR
$741 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
€677 EUR
$756 USD
View
B
Retailer 17
-
€919 EUR
£808 GBP
View
Retailer 18
-
€958 EUR
$1,070 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Queensmith
LG591305948 · Oct 27
€1,421 EUR
£1,250 GBP
View
18 more retailers have this diamond
Prices start from €158 EURSave up to €1,263 EUR

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
€158 EUR