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Cushion|Lab Grown|IGI

4.03ct G VVS1 Cushion Lab Grown Diamond

ID • G/VVS1 • IGI LG812630499

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG812630499

Diamond specifications and retailer prices

From €613 EUR
$685 USD
As of October 31, 2026
Save €4,865 EUR (89%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €5,479 EUR at Frank Darling · As of November 1, 2026
View at Frank Darling

About this 4.03ct lab-grown cushion diamond

This 4.03ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG812630499 or 812630499. Listed at 4 retailers as of October 31, 2026, with prices from €613 to €5,479, a €4,865 spread on the same certified stone. Frank Darling lists it at €5,479. 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

4.03
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812630499
Dimensions11.24 × 8.14 × 5.53 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.24 mm8.14 mm4.03 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812630499
Side View
Table 58.0%Crown 36.4°Girdle: MED-THKPavilion 35.3°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €5,479 EUR|Low: €589 EUR|High: €5,479 EUR|Avg: €1,864 EUR
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3€589 EUR
Retailer 2€613 EUR
Retailer 9€779 EUR
Retailer 6€842 EUR
Retailer 12€905 EUR
Retailer 11€1,072 EUR
Retailer 7€1,330 EUR
Retailer 8€2,276 EUR
Retailer 4€2,465 EUR
Retailer 5€4,350 EUR
Retailer 10€4,753 EUR
Frank Darling€5,479 EUR

7 data points across 12 retailers

4 retailers€613 EUR to €5,479 EUR

A
Cheapest Retailer
-
€613 EUR
$685 USD
Final sale: no returns
B+
Retailer 2
-
€842 EUR
$941 USD
View
B
Retailer 3
-
€4,350 EUR
$4,860 USD
View
Most Expensive
B
Frank Darling
100760651707KD · Nov 1
€5,479 EUR
$6,121 USD
View
3 more retailers have this diamond
Prices start from €613 EURSave up to €4,865 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
4.03ct Cushion
€613 EUR