Marquise|Lab Grown|IGI

4.05ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG833657401

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833657401

Diamond specifications and retailer prices

From $855 SGD
£525 GBP
As of October 27, 2026
Save $3,167 SGD (79%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $11,522 SGD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG833657401 or 833657401. Listed at 23 retailers as of October 26, 2026, with a 371% 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
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833657401
Dimensions16.98 × 7.93 × 5.08 mm
L/W Ratio2.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.98 mm7.93 mm4.05 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833657401
Side View
Table 55.0%Crown 38.5°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 64.1%

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 27
Current: $11,522 SGD|Low: $852 SGD|High: $11,522 SGD|Avg: $2,922 SGD
Brilliant Earth
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
Retailer 18
October 28, 2026
Retailer 12$855 SGD
Retailer 18$882 SGD
Retailer 6$960 SGD
Retailer 9$987 SGD
Retailer 2$1,250 SGD
Retailer 4$1,464 SGD
Retailer 13$1,629 SGD
Retailer 11$1,658 SGD
Retailer 15$2,157 SGD
Retailer 7$2,204 SGD
Retailer 17$2,296 SGD
Retailer 8$2,389 SGD
Retailer 10$3,184 SGD
Retailer 16$3,311 SGD
Retailer 5$3,362 SGD
Retailer 3$3,528 SGD
Retailer 14$4,022 SGD
Brilliant Earth$11,522 SGD

28 data points across 18 retailers

23 retailers$855 SGD to $4,022 SGD

A
Cheapest Retailer
-
$855 SGD
£525 GBP
A
Retailer 2
-
$882 SGD
$688 USD
View
A
Retailer 3
-
$960 SGD
$749 USD
View
A
Retailer 4
-
$987 SGD
$770 USD
View
Final sale: no returns
A
Retailer 5
-
$1,023 SGD
$798 USD
View
Retailer 6
-
$1,116 SGD
$871 USD
View
Price last confirmed 35 days ago
Retailer 7
-
$1,132 SGD
$883 USD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$1,250 SGD
$975 USD
View
B+
Retailer 9
-
$1,464 SGD
$1,142 USD
View
A
Retailer 10
-
$1,629 SGD
£1,001 GBP
View
A
Retailer 11
-
$1,658 SGD
€1,232 EUR
View
A
Retailer 12
-
$2,157 SGD
ZAR 27,192 ZAR
View
Retailer 13
-
$2,204 SGD
A$2,646 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$2,296 SGD
$1,791 USD
View
A
Retailer 15
-
$2,389 SGD
$1,864 USD
View
A
Retailer 16
-
$2,876 SGD
$2,244 USD
View
B+
Retailer 17
-
$3,184 SGD
£1,956 GBP
View
B+
Retailer 18
-
$3,311 SGD
$2,583 USD
View
B+
Retailer 19
-
$3,362 SGD
$2,623 USD
View
B+
Retailer 20
-
$3,528 SGD
$2,753 USD
View
B+
Retailer 21
-
$4,022 SGD
£2,471 GBP
View
Retailer 22
-
$8,057 SGD
£4,950 GBP
View
Price last confirmed 15 days ago
Most Expensive
Brilliant Earth
21559629A · Oct 8
$11,522 SGD
$8,990 USD
View
Price last confirmed 21 days ago
22 more retailers have this diamond
Prices start from $855 SGDSave up to $3,167 SGD

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
$855 SGD