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Cushion|Lab Grown|IGI

3.05ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG640416658

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG640416658

Diamond specifications and retailer prices

From €532 EUR
$594 USD
As of October 31, 2026
Save €3,684 EUR (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €4,216 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG640416658 or 640416658. Listed at 16 retailers as of October 31, 2026, with prices from €532 to €4,216, a €3,684 spread on the same certified stone. Do Amore Diamonds lists it at €4,216. 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

3.05
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640416658
Dimensions8.46 × 8.30 × 5.57 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.46 mm8.30 mm3.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640416658
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 67.1%

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: Oct 31
Current: €743 EUR|Low: €380 EUR|High: €4,261 EUR|Avg: €1,261 EUR|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 6€380 EUR
Retailer 3€532 EUR
Retailer 14€588 EUR
Retailer 11€680 EUR
Retailer 1€743 EUR
Retailer 2€907 EUR
Retailer 13€910 EUR
Retailer 5€915 EUR
Retailer 8€1,015 EUR
Retailer 7€1,371 EUR
Retailer 4€1,896 EUR
Retailer 12€2,181 EUR
Retailer 10€2,336 EUR
Retailer 9€2,834 EUR

42 data points across 14 retailers

16 retailers€532 EUR to €4,216 EUR

A
Cheapest Retailer
-
€532 EUR
$594 USD
Final sale: no returns
Retailer 2
-
€588 EUR
$657 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
€680 EUR
$760 USD
View
A
Retailer 4
-
€743 EUR
£654 GBP
View
A
Retailer 5
-
€907 EUR
$1,013 USD
View
A
Retailer 6
-
€910 EUR
$1,017 USD
View
A
Retailer 7
-
€915 EUR
$1,022 USD
View
A
Retailer 8
-
€1,015 EUR
£893 GBP
View
A
Retailer 9
-
€1,371 EUR
A$2,357 AUD
View
B+
Retailer 10
-
€1,896 EUR
£1,668 GBP
View
B+
Retailer 11
-
€1,998 EUR
$2,232 USD
View
B+
Retailer 12
-
€2,181 EUR
$2,437 USD
View
B+
Retailer 13
-
€2,207 EUR
$2,465 USD
View
Retailer 14
-
€2,336 EUR
$2,610 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
€2,834 EUR
£2,493 GBP
View
Most Expensive
B
Do Amore Diamonds
27-65C9DB818 · Oct 31
€4,216 EUR
$4,710 USD
View
15 more retailers have this diamond
Prices start from €532 EURSave up to €3,684 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
3.05ct Cushion
€532 EUR