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Cushion|Lab Grown|IGI

1.28ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG607301792

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG607301792

Diamond specifications and retailer prices

From €272 EUR
£240 GBP
As of November 2, 2026
Save €1,324 EUR (83%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,596 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG607301792 or 607301792. Listed at 8 retailers as of November 2, 2026, with prices from €272 to €1,596, a €1,324 spread on the same certified stone. Do Amore Diamonds lists it at €1,596. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607301792
Dimensions6.33 × 6.25 × 4.17 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
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
6.33 mm6.25 mm1.28 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607301792
Side View
Table 61.0%Crown 34.9°Girdle: THN-MEDPavilion 39.6°Culet: NoneDepth 66.7%

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: €1,596 EUR|Low: €272 EUR|High: €1,596 EUR|Avg: €762 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2€272 EUR
Retailer 6€362 EUR
Retailer 5€556 EUR
Retailer 4€624 EUR
Retailer 7€722 EUR
Retailer 8€870 EUR
Retailer 3€1,063 EUR
Do Amore Diamonds€1,596 EUR

22 data points across 8 retailers

8 retailers€272 EUR to €1,596 EUR

A
Cheapest Retailer
-
€272 EUR
£240 GBP
A
Retailer 2
-
€362 EUR
$406 USD
View
B+
Retailer 3
-
€464 EUR
$520 USD
View
B+
Retailer 4
-
€556 EUR
A$960 AUD
View
B+
Retailer 5
-
€624 EUR
$700 USD
View
B+
Retailer 6
-
€722 EUR
$810 USD
View
B
Retailer 7
-
€1,063 EUR
£939 GBP
View
Most Expensive
B
Do Amore Diamonds
27-CD17CD6D9 · Nov 2
€1,596 EUR
$1,790 USD
View
7 more retailers have this diamond
Prices start from €272 EURSave up to €1,324 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
1.28ct Cushion
€272 EUR