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Heart|Lab Grown|IGI

1.31ct G VVS1 Heart Lab Grown Diamond

ID • G/VVS1 • IGI LG593378320

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG593378320

Diamond specifications and retailer prices

From €193 EUR
$217 USD
As of November 1, 2026
Save €1,465 EUR (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,658 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.31ct lab-grown heart diamond

This 1.31ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG593378320 or 593378320. Listed at 15 retailers as of November 1, 2026, with prices from €193 to €1,658, a €1,465 spread on the same certified stone. Do Amore Diamonds lists it at €1,658. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG593378320
Dimensions7.73 × 6.56 × 4.43 mm
L/W Ratio1.18
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
7.73 mm6.56 mm1.31 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG593378320
Side View
Table 59.0%Crown 33.9°Girdle: THN-MEDPavilion 39.3°Culet: NoneDepth 57.3%

Caratlytics Score

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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: Nov 1
Current: €439 EUR|Low: €138 EUR|High: €1,427 EUR|Avg: €572 EUR|+3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7€193 EUR
Retailer 5€291 EUR
Retailer 6€371 EUR
Retailer 1€439 EUR
Retailer 4€448 EUR
Retailer 8€488 EUR
Retailer 3€579 EUR
Retailer 2€949 EUR
Retailer 9€1,427 EUR

41 data points across 9 retailers

15 retailers€193 EUR to €1,658 EUR

Retailer 1
-
€166 EUR
$186 USD
Price last confirmed 31 days ago
A
Retailer 2
-
€193 EUR
$217 USD
View
Final sale: no returns
Retailer 3
-
€201 EUR
$225 USD
View
Price last confirmed 34 days ago
Retailer 4
-
€215 EUR
$241 USD
View
Price last confirmed 30 days ago
B+
Retailer 5
-
€291 EUR
$326 USD
View
A
Retailer 6
-
€371 EUR
$416 USD
View
B+
Retailer 7
-
€439 EUR
£388 GBP
View
A
Retailer 8
-
€448 EUR
$503 USD
View
B+
Retailer 9
-
€488 EUR
$548 USD
View
B+
Retailer 10
-
€579 EUR
A$999 AUD
View
Retailer 11
-
€761 EUR
$854 USD
View
Price last confirmed 32 days ago
B
Retailer 12
-
€921 EUR
$1,033 USD
View
B
Retailer 13
-
€949 EUR
£838 GBP
View
B
Retailer 14
-
€1,446 EUR
$1,622 USD
View
Most Expensive
B
Do Amore Diamonds
27-0B8D5CA87 · Nov 2
€1,658 EUR
$1,860 USD
View
14 more retailers have this diamond
Prices start from €193 EURSave up to €1,465 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
1.31ct Heart
€193 EUR