Marquise|Lab Grown|IGI

4.05ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG825693506

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825693506

Diamond specifications and retailer prices

From $939 CAD
£529 GBP
As of October 30, 2026
Save $2,957 CAD (76%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,392 CAD at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 4.05ct lab-grown marquise diamond

This 4.05ct lab-grown marquise 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 LG825693506 or 825693506. Listed at 17 retailers as of October 30, 2026, with a 315% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825693506
Dimensions16.80 × 8.44 × 4.99 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.80 mm8.44 mm4.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825693506
Side View
Table 63.0%Crown 35.1°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 59.1%

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 30
Current: $5,392 CAD|Low: $939 CAD|High: $5,392 CAD|Avg: $2,834 CAD
Rare Carat
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
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 2$939 CAD
Retailer 12$1,046 CAD
Retailer 16$1,341 CAD
Retailer 14$1,753 CAD
Retailer 10$1,768 CAD
Retailer 5$1,791 CAD
Retailer 3$2,331 CAD
Retailer 8$2,424 CAD
Retailer 15$2,493 CAD
Retailer 6$2,823 CAD
Retailer 17$3,406 CAD
Retailer 7$3,576 CAD
Retailer 13$3,613 CAD
Retailer 11$3,744 CAD
Retailer 4$3,896 CAD
Retailer 9$4,442 CAD
Rare Carat$5,392 CAD

24 data points across 17 retailers

17 retailers$939 CAD to $3,896 CAD

A
Cheapest Retailer
-
$939 CAD
£529 GBP
A
Retailer 2
-
$1,046 CAD
$749 USD
View
Final sale: no returns
A
Retailer 3
-
$1,341 CAD
$960 USD
View
A
Retailer 4
-
$1,753 CAD
£988 GBP
View
A
Retailer 5
-
$1,768 CAD
$1,266 USD
View
A
Retailer 6
-
$1,791 CAD
€1,221 EUR
View
A
Retailer 7
-
$2,331 CAD
ZAR 26,961 ZAR
View
Retailer 8
-
$2,424 CAD
A$2,670 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$2,493 CAD
$1,785 USD
View
B+
Retailer 10
-
$2,823 CAD
$2,021 USD
View
B+
Retailer 11
-
$3,406 CAD
£1,920 GBP
View
B+
Retailer 12
-
$3,576 CAD
$2,560 USD
View
B+
Retailer 13
-
$3,613 CAD
$2,586 USD
View
B+
Retailer 14
-
$3,744 CAD
$2,680 USD
View
B+
Retailer 15
-
$3,896 CAD
$2,789 USD
View
Retailer 16
-
$4,442 CAD
£2,504 GBP
View
Price last confirmed 12 days ago
Most Expensive
Rare Carat
DGD-DNG-21648 · Oct 7
$5,392 CAD
$3,860 USD
View
Price last confirmed 23 days ago
16 more retailers have this diamond
Prices start from $939 CADSave up to $2,957 CAD

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 Marquise
$939 CAD