Marquise|Lab Grown|IGI

3.21ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG837640872

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837640872

Diamond specifications and retailer prices

From $1,065 USD
£838 GBP
As of October 27, 2026
Save $7,175 USD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,240 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.21ct lab-grown marquise diamond

This 3.21ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837640872 or 837640872. Listed at 18 retailers as of October 26, 2026, with prices from $1,065 to $8,240, a $7,175 spread on the same certified stone. Brilliant Earth lists it at $8,240. 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

3.21
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837640872
Dimensions14.72 × 7.55 × 4.79 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.72 mm7.55 mm3.21 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837640872
Side View
Table 61.0%Crown 38.7°Girdle: THK-VTKPavilion 40.1°Culet: NoneDepth 63.4%

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: $8,240 USD|Low: $883 USD|High: $8,240 USD|Avg: $2,926 USD
Brilliant Earth
Retailer 2
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 27, 2026
Retailer 17$883 USD
Retailer 11$1,065 USD
Retailer 4$1,090 USD
Retailer 18$1,310 USD
Retailer 2$1,387 USD
Retailer 12$1,395 USD
Retailer 5$2,031 USD
Retailer 16$2,064 USD
Retailer 14$2,104 USD
Retailer 15$2,176 USD
Retailer 8$2,915 USD
Retailer 6$3,163 USD
Retailer 3$3,274 USD
Retailer 13$3,434 USD
Retailer 7$3,658 USD
Retailer 9$3,739 USD
Retailer 10$5,655 USD
Brilliant Earth$8,240 USD

28 data points across 18 retailers

18 retailers$1,065 USD to $8,240 USD

A
Cheapest Retailer
-
$1,065 USD
£838 GBP
A
Retailer 2
-
$1,090 USD
View
A
Retailer 3
-
$1,310 USD
View
A
Retailer 4
-
$1,387 USD
€1,321 EUR
View
A
Retailer 5
-
$1,395 USD
£1,098 GBP
View
B+
Retailer 6
-
$2,031 USD
View
Retailer 7
-
$2,064 USD
A$3,176 AUD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$2,104 USD
ZAR 33,997 ZAR
View
B+
Retailer 9
-
$2,176 USD
View
B
Retailer 10
-
$2,915 USD
View
B+
Retailer 11
-
$3,163 USD
View
B+
Retailer 12
-
$3,274 USD
View
B+
Retailer 13
-
$3,434 USD
£2,704 GBP
View
B+
Retailer 14
-
$3,658 USD
SGD 4,943 SGD
View
Retailer 15
-
$3,739 USD
A$5,753 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
$4,563 USD
View
Price last confirmed 18 days ago
Retailer 17
-
$5,655 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
21558354A · Oct 26
$8,240 USD
View
17 more retailers have this diamond
Prices start from $1,065 USDSave up to $7,175 USD

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
3.21ct Marquise
$1,065 USD