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Heart|Lab Grown|IGI

0.91ct F VVS2 Heart Lab Grown Diamond

ID • F/VVS2 • IGI LG591378159

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591378159

Diamond specifications and retailer prices

From €129 EUR
$145 USD
As of November 2, 2026
Save €619 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €748 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.91ct lab-grown heart diamond

This 0.91ct lab-grown heart sits in the just-under-one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG591378159 or 591378159. Listed at 19 retailers as of November 1, 2026, with prices from €129 to €748, a €619 spread on the same certified stone. MOH London lists it at €748. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591378159
Dimensions6.28 × 6.64 × 3.86 mm
L/W Ratio1.06
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
6.28 mm6.64 mm0.91 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591378159
Side View
Table 62.0%Crown 38.7°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 58.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €748 EUR|Low: €128 EUR|High: €786 EUR|Avg: €350 EUR|-3.8%
MOH London
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 2, 2026
Retailer 6€129 EUR
Retailer 4€150 EUR
Retailer 9€150 EUR
Retailer 3€160 EUR
Retailer 16€160 EUR
Retailer 2€276 EUR
Retailer 12€281 EUR
Retailer 17€289 EUR
Retailer 11€291 EUR
Retailer 5€297 EUR
Retailer 13€330 EUR
Retailer 10€399 EUR
Retailer 15€514 EUR
Retailer 14€544 EUR
Retailer 7€564 EUR
Retailer 8€571 EUR
MOH London€748 EUR

45 data points across 17 retailers

19 retailers€129 EUR to €748 EUR

A
Cheapest Retailer
-
€129 EUR
$145 USD
A
Retailer 2
-
€150 EUR
$168 USD
View
A
Retailer 3
-
€150 EUR
$168 USD
View
Final sale: no returns
A
Retailer 4
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€160 EUR
$180 USD
View
Retailer 5
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€160 EUR
$180 USD
View
Price last confirmed 8 days ago
Retailer 6
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€164 EUR
$184 USD
View
Price last confirmed 38 days ago
A
Retailer 7
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€276 EUR
£244 GBP
View
A
Retailer 8
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€281 EUR
View
A
Retailer 9
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€289 EUR
$324 USD
View
A
Retailer 10
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€291 EUR
ZAR 5,271 ZAR
View
A
Retailer 11
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€297 EUR
$333 USD
View
A
Retailer 12
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€330 EUR
£291 GBP
View
B+
Retailer 13
-
€399 EUR
A$689 AUD
View
B+
Retailer 14
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€406 EUR
$455 USD
View
B+
Retailer 15
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€514 EUR
$577 USD
View
Retailer 16
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€544 EUR
$610 USD
View
Price last confirmed 13 days ago
B
Retailer 17
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€564 EUR
$633 USD
View
Retailer 18
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€571 EUR
$640 USD
View
Price last confirmed 17 days ago
Most Expensive
B
MOH London
LG591378159 · Nov 1
€748 EUR
£661 GBP
View
18 more retailers have this diamond
Prices start from €129 EURSave up to €619 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
0.91ct Heart
€129 EUR