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Cushion|Lab Grown|IGI

3.05ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG778652583

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG778652583

Diamond specifications and retailer prices

From €612 EUR
$686 USD
As of November 1, 2026
Save €4,943 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €5,555 EUR at Do Amore Diamonds · As of November 2, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778652583 or 778652583. Listed at 17 retailers as of November 1, 2026, with prices from €612 to €5,555, a €4,943 spread on the same certified stone. Do Amore Diamonds lists it at €5,555. 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
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778652583
Dimensions8.41 × 8.30 × 5.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm8.30 mm3.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778652583
Side View
Table 63.0%Crown 35.7°Girdle: MED-THKPavilion 42.1°Culet: NoneDepth 68.7%

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 1
Current: €1,121 EUR|Low: €612 EUR|High: €5,697 EUR|Avg: €1,732 EUR|+1.0%
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
November 2, 2026
Retailer 3€612 EUR
Retailer 13€678 EUR
Retailer 10€785 EUR
Retailer 5€897 EUR
Retailer 2€986 EUR
Retailer 1€1,121 EUR
Retailer 8€1,582 EUR
Retailer 9€1,626 EUR
Retailer 11€1,995 EUR
Retailer 12€2,164 EUR
Retailer 4€2,174 EUR
Retailer 6€2,950 EUR
Retailer 7€4,993 EUR

43 data points across 13 retailers

17 retailers€612 EUR to €5,555 EUR

A
Cheapest Retailer
-
€612 EUR
$686 USD
Final sale: no returns
A
Retailer 2
-
€785 EUR
$880 USD
View
A
Retailer 3
-
€865 EUR
$970 USD
View
A
Retailer 4
-
€897 EUR
$1,006 USD
View
A
Retailer 5
-
€986 EUR
$1,106 USD
View
A
Retailer 6
-
€1,121 EUR
£990 GBP
View
B+
Retailer 7
-
€1,582 EUR
A$2,729 AUD
View
B+
Retailer 8
-
€1,626 EUR
ZAR 29,461 ZAR
View
Retailer 9
-
€1,995 EUR
A$3,443 AUD
View
Price last confirmed 25 days ago
B+
Retailer 10
-
€2,164 EUR
$2,427 USD
View
B+
Retailer 11
-
€2,174 EUR
£1,920 GBP
View
B
Retailer 12
-
€2,224 EUR
$2,494 USD
View
B
Retailer 13
-
€2,516 EUR
$2,821 USD
View
B
Retailer 14
-
€2,950 EUR
£2,605 GBP
View
B
Retailer 15
-
€4,859 EUR
$5,450 USD
View
B
Retailer 16
-
€4,993 EUR
$5,600 USD
View
Most Expensive
B
Do Amore Diamonds
23-778652583 · Nov 2
€5,555 EUR
$6,230 USD
View
16 more retailers have this diamond
Prices start from €612 EURSave up to €4,943 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
€612 EUR