CaratHunter
Plans
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 $1,516 AUD
£838 GBP
As of October 27, 2026
Save $10,215 AUD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $11,730 AUD 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 $1,516 to $11,730, a $10,215 spread on the same certified stone. Brilliant Earth lists it at $11,730. 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
Colour
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

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 27
Current: $11,730 AUD|Low: $1,257 AUD|High: $11,730 AUD|Avg: $4,165 AUD
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 27, 2026
Retailer 17$1,257 AUD
Retailer 11$1,516 AUD
Retailer 4$1,552 AUD
Retailer 18$1,865 AUD
Retailer 2$1,975 AUD
Retailer 12$1,985 AUD
Retailer 5$2,891 AUD
Retailer 16$2,939 AUD
Retailer 14$2,996 AUD
Retailer 15$3,098 AUD
Retailer 8$4,150 AUD
Retailer 6$4,502 AUD
Retailer 3$4,661 AUD
Retailer 13$4,889 AUD
Retailer 7$5,207 AUD
Retailer 9$5,323 AUD
Retailer 10$8,050 AUD
Brilliant Earth$11,730 AUD

28 data points across 18 retailers

18 retailers$1,516 AUD to $11,730 AUD

A
Cheapest Retailer
-
$1,516 AUD
£838 GBP
A
Retailer 2
-
$1,552 AUD
$1,090 USD
View
A
Retailer 3
-
$1,865 AUD
$1,310 USD
View
A
Retailer 4
-
$1,975 AUD
€1,321 EUR
View
A
Retailer 5
-
$1,985 AUD
£1,098 GBP
View
B+
Retailer 6
-
$2,891 AUD
$2,031 USD
View
Retailer 7
-
$2,939 AUD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$2,996 AUD
ZAR 33,997 ZAR
View
B+
Retailer 9
-
$3,098 AUD
$2,176 USD
View
B
Retailer 10
-
$4,150 AUD
$2,915 USD
View
B+
Retailer 11
-
$4,502 AUD
$3,163 USD
View
B+
Retailer 12
-
$4,661 AUD
$3,274 USD
View
B+
Retailer 13
-
$4,889 AUD
£2,704 GBP
View
B+
Retailer 14
-
$5,207 AUD
SGD 4,943 SGD
View
Retailer 15
-
$5,323 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
$6,496 AUD
$4,563 USD
View
Price last confirmed 17 days ago
Retailer 17
-
$8,050 AUD
$5,655 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
21558354A · Oct 26
$11,730 AUD
$8,240 USD
View
17 more retailers have this diamond
Prices start from $1,516 AUDSave up to $10,215 AUD

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
$1,516 AUD