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Cushion|Lab Grown|IGI

4.05ct G VS2 Cushion Lab Grown Diamond

EX • G/VS2 • IGI LG816660286

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816660286

Diamond specifications and retailer prices

From €468 EUR
$523 USD
As of October 28, 2026
Save €2,554 EUR (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €3,022 EUR at Frank Darling · As of October 27, 2026
View at Frank Darling

About this 4.05ct lab-grown cushion diamond

This 4.05ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816660286 or 816660286. Listed at 5 retailers as of October 27, 2026, with prices from €468 to €3,022, a €2,554 spread on the same certified stone. Frank Darling lists it at €3,022. 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

4.05
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816660286
Dimensions11.36 × 8.20 × 5.47 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.36 mm8.20 mm4.05 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816660286
Side View
Table 63.0%Crown 36.8°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 66.7%

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: Oct 28
Current: €3,022 EUR|Low: €468 EUR|High: €3,023 EUR|Avg: €1,436 EUR|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 27, 2026
Retailer 2€468 EUR
Retailer 6€644 EUR
Retailer 3€660 EUR
Retailer 7€881 EUR
Retailer 8€1,689 EUR
Retailer 4€1,790 EUR
Retailer 5€2,005 EUR
Frank Darling€3,022 EUR

10 data points across 8 retailers

5 retailers€468 EUR to €3,022 EUR

A
Cheapest Retailer
-
€468 EUR
$523 USD
Final sale: no returns
B+
Retailer 2
-
€660 EUR
$737 USD
View
Retailer 3
-
€1,790 EUR
$2,000 USD
View
Price last confirmed 8 days ago
Retailer 4
-
€2,005 EUR
$2,240 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Frank Darling
100766939148KD · Oct 27
€3,022 EUR
$3,377 USD
View
4 more retailers have this diamond
Prices start from €468 EURSave up to €2,554 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
4.05ct Cushion
€468 EUR