Marquise|Lab Grown|IGI

3.21ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG843655310

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843655310

Diamond specifications and retailer prices

From $2,266 AUD

€1,516 EUR

As of October 27, 2026

Save $2,158 AUD (49%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: $4,992 AUD at Michael Trio · As of October 21, 2026

View at Michael Trio

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 LG843655310 or 843655310. Listed at 20 retailers as of October 25, 2026, with a 95% 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

3.21

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.6°

Pavilion angle38.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG843655310

Dimensions15.22 × 7.69 × 4.64 mm

L/W Ratio1.98

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG843655310

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27

Current: $4,992 AUD|Low: $1,068 AUD|High: $5,258 AUD|Avg: $2,681 AUD|-5.0%

Michael Trio

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

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Retailer 21

October 27, 2026

Retailer 5$1,068 AUD

Retailer 9$1,162 AUD

Retailer 7$1,196 AUD

Retailer 18$1,239 AUD

Retailer 12$1,247 AUD

Retailer 15$1,436 AUD

Retailer 20$1,488 AUD

Retailer 3$1,780 AUD

Retailer 11$1,787 AUD

Retailer 17$1,973 AUD

Retailer 2$2,266 AUD

Retailer 6$2,795 AUD

Retailer 10$2,862 AUD

Retailer 4$2,873 AUD

Retailer 21$2,945 AUD

Retailer 16$3,482 AUD

Retailer 14$4,254 AUD

Retailer 13$4,272 AUD

Retailer 19$4,425 AUD

Retailer 8$4,889 AUD

Michael Trio$4,992 AUD

14 data points across 21 retailers

20 retailers$2,266 AUD to $4,425 AUD

Retailer 1

$1,068 AUD

$750 USD

Price last confirmed 9 days ago

Retailer 2

$1,162 AUD

$816 USD

View

Price last confirmed 10 days ago

Retailer 3

$1,239 AUD

$870 USD

View

Price last confirmed 9 days ago

Retailer 4

$1,247 AUD

$876 USD

View

Price last confirmed 13 days ago

Retailer 5

$1,436 AUD

£794 GBP

View

Price last confirmed 9 days ago

Retailer 6

$1,488 AUD

$1,045 USD

View

Price last confirmed 7 days ago

Retailer 7

$1,780 AUD

$1,250 USD

View

Price last confirmed 9 days ago

Retailer 8

$1,787 AUD

$1,255 USD

View

Price last confirmed 10 days ago

Retailer 9

$1,973 AUD

£1,092 GBP

View

Price last confirmed 9 days ago

B+

Retailer 10

$2,266 AUD

€1,516 EUR

View

Retailer 11

$2,795 AUD

View

Price last confirmed 9 days ago

Retailer 12

$2,862 AUD

ZAR 32,480 ZAR

View

Price last confirmed 11 days ago

Retailer 13

$2,873 AUD

$2,018 USD

View

Price last confirmed 7 days ago

Retailer 14

$2,945 AUD

$2,069 USD

View

Price last confirmed 9 days ago

Retailer 15

$3,482 AUD

$2,446 USD

View

Price last confirmed 9 days ago

Retailer 16

$4,254 AUD

$2,988 USD

View

Price last confirmed 8 days ago

Retailer 17

$4,272 AUD

$3,001 USD

View

Price last confirmed 8 days ago

B+

Retailer 18

$4,425 AUD

$3,108 USD

View

Retailer 19

$4,889 AUD

£2,704 GBP

View

Price last confirmed 9 days ago

Most Expensive

Michael Trio

1364337454 · Oct 21

$4,992 AUD

SGD 4,739 SGD

View

Price last confirmed 10 days ago

19 more retailers have this diamond

Prices start from $2,266 AUDSave up to $2,158 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.

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