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Cushion|Lab Grown|IGI

3.09ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG528235321

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG528235321

Diamond specifications and retailer prices

From €569 EUR
As of November 4, 2026
Save €2,172 EUR (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,741 EUR at MOH London · As of November 3, 2026
View at MOH London

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG528235321 or 528235321. Listed at 14 retailers as of November 3, 2026, with prices from €569 to €2,741, a €2,172 spread on the same certified stone. MOH London lists it at €2,741. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.09
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.2°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528235321
Dimensions8.65 × 8.34 × 5.65 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Top View
8.65 mm8.34 mm3.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG528235321
Side View
Table 63.5%Crown 33.2°Girdle: THK-VTKPavilion 42.3°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
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 4
Current: €2,741 EUR|Low: €538 EUR|High: €2,774 EUR|Avg: €1,424 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 3€569 EUR
Retailer 10€631 EUR
Retailer 6€750 EUR
Retailer 13€877 EUR
Retailer 9€972 EUR
Retailer 2€976 EUR
Retailer 11€1,001 EUR
Retailer 7€1,370 EUR
Retailer 12€1,839 EUR
Retailer 5€2,045 EUR
Retailer 4€2,118 EUR
Retailer 8€2,450 EUR
MOH London€2,741 EUR

43 data points across 13 retailers

14 retailers€569 EUR to €2,741 EUR

A
Cheapest Retailer
-
€569 EUR
Final sale: no returns
Retailer 2
-
€631 EUR
View
Price last confirmed 20 days ago
A
Retailer 3
-
€750 EUR
View
A
Retailer 4
-
€877 EUR
View
A
Retailer 5
-
€972 EUR
View
A
Retailer 6
-
€976 EUR
View
A
Retailer 7
-
€1,001 EUR
View
A
Retailer 8
-
€1,370 EUR
View
B
Retailer 9
-
€1,839 EUR
View
B+
Retailer 10
-
€2,045 EUR
View
B+
Retailer 11
-
€2,079 EUR
View
B
Retailer 12
-
€2,118 EUR
View
B
Retailer 13
-
€2,450 EUR
View
Most Expensive
B
MOH London
LG528235321 · Nov 3
€2,741 EUR
£2,432 GBP
View
13 more retailers have this diamond
Prices start from €569 EURSave up to €2,172 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
3.09ct Cushion
€569 EUR