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Cushion|Lab Grown|IGI

1.31ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG579399923

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG579399923

Diamond specifications and retailer prices

From €252 EUR
£223 GBP
As of November 2, 2026
Save €1,192 EUR (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,444 EUR at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.31ct lab-grown cushion diamond

This 1.31ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG579399923 or 579399923. Listed at 13 retailers as of November 2, 2026, with prices from €252 to €1,444, a €1,192 spread on the same certified stone. Do Amore Diamonds lists it at €1,444. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579399923
Dimensions6.46 × 6.35 × 4.14 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.46 mm6.35 mm1.31 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579399923
Side View
Table 60.0%Crown 32.8°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 65.2%

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 2
Current: €1,444 EUR|Low: €252 EUR|High: €1,444 EUR|Avg: €590 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 4€252 EUR
Retailer 3€334 EUR
Retailer 10€344 EUR
Retailer 8€346 EUR
Retailer 6€355 EUR
Retailer 2€373 EUR
Retailer 5€502 EUR
Retailer 9€633 EUR
Retailer 11€816 EUR
Retailer 7€962 EUR
Do Amore Diamonds€1,444 EUR

9 data points across 11 retailers

13 retailers€252 EUR to €1,444 EUR

A
Cheapest Retailer
-
€252 EUR
£223 GBP
B+
Retailer 2
-
€334 EUR
$375 USD
View
A
Retailer 3
-
€344 EUR
$386 USD
View
A
Retailer 4
-
€346 EUR
View
A
Retailer 5
-
€355 EUR
ZAR 6,441 ZAR
View
A
Retailer 6
-
€373 EUR
£329 GBP
View
B+
Retailer 7
-
€502 EUR
A$866 AUD
View
B+
Retailer 8
-
€584 EUR
$655 USD
View
B+
Retailer 9
-
€633 EUR
$710 USD
View
Retailer 10
-
€722 EUR
$810 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
€816 EUR
$916 USD
View
B
Retailer 12
-
€962 EUR
£850 GBP
View
Most Expensive
B
Do Amore Diamonds
27-6149F0C67 · Nov 3
€1,444 EUR
$1,620 USD
View
12 more retailers have this diamond
Prices start from €252 EURSave up to €1,192 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 Cushion
€252 EUR