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Cushion|Lab Grown|IGI

3.05ct F SI2 Cushion Lab Grown Diamond

ID • F/SI2 • IGI LG625428284

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG625428284

Diamond specifications and retailer prices

From €423 EUR
$473 USD
As of November 1, 2026
Save €1,359 EUR (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,782 EUR at MOH London · As of November 1, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625428284 or 625428284. Listed at 11 retailers as of November 1, 2026, with prices from €423 to €1,782, a €1,359 spread on the same certified stone. MOH London lists it at €1,782. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.05
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625428284
Dimensions10.45 × 7.73 × 4.97 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
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
10.45 mm7.73 mm3.05 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625428284
Side View
Table 60.0%Crown 34.5°Girdle: THN-MEDPavilion 35.4°Culet: NoneDepth 64.3%

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 1
Current: €1,782 EUR|Low: €412 EUR|High: €3,240 EUR|Avg: €1,053 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5€423 EUR
Retailer 10€456 EUR
Retailer 9€610 EUR
Retailer 4€726 EUR
Retailer 11€728 EUR
Retailer 2€751 EUR
Retailer 3€863 EUR
Retailer 8€1,092 EUR
Retailer 6€1,719 EUR
Retailer 7€1,745 EUR
MOH London€1,782 EUR

43 data points across 11 retailers

11 retailers€423 EUR to €1,782 EUR

A
Cheapest Retailer
-
€423 EUR
$473 USD
Final sale: no returns
Retailer 2
-
€456 EUR
$510 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
€610 EUR
$682 USD
View
A
Retailer 4
-
€726 EUR
View
A
Retailer 5
-
€728 EUR
$813 USD
View
A
Retailer 6
-
€751 EUR
£660 GBP
View
A
Retailer 7
-
€863 EUR
$964 USD
View
B+
Retailer 8
-
€1,092 EUR
$1,220 USD
View
B+
Retailer 9
-
€1,719 EUR
$1,920 USD
View
B
Retailer 10
-
€1,745 EUR
$1,950 USD
View
Most Expensive
B+
MOH London
LG625428284 · Nov 1
€1,782 EUR
£1,568 GBP
View
10 more retailers have this diamond
Prices start from €423 EURSave up to €1,359 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
€423 EUR