Marquise|Lab Grown|IGI

3.29ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG804660160

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804660160

Diamond specifications and retailer prices

From $8,655 AUD

$6,080 USD

As of October 28, 2026

Save $4,214 AUD (33%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: $36,985 AUD at Do Amore Diamonds · As of October 23, 2026

View at Do Amore Diamonds

About this 3.29ct lab-grown marquise diamond

This 3.29ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804660160 or 804660160. Listed at 12 retailers as of October 28, 2026, with a 49% 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

3.29

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804660160

Dimensions14.68 × 7.61 × 4.96 mm

L/W Ratio1.93

Girdle conditionFaceted

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG804660160

Side View

Caratlytics Score

How it works →

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 28

Current: $36,985 AUD|Low: $5,366 AUD|High: $40,615 AUD|Avg: $11,477 AUD|-8.9%

Do Amore Diamonds

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

October 30, 2026

Retailer 13$5,366 AUD

Retailer 14$5,376 AUD

Retailer 11$5,633 AUD

Retailer 4$5,783 AUD

Retailer 12$6,321 AUD

Retailer 6$6,950 AUD

Retailer 10$8,271 AUD

Retailer 5$8,601 AUD

Retailer 8$8,655 AUD

Retailer 3$9,663 AUD

Retailer 7$11,159 AUD

Retailer 2$12,869 AUD

Retailer 9$14,328 AUD

Do Amore Diamonds$36,985 AUD

27 data points across 14 retailers

12 retailers$8,655 AUD to $12,869 AUD

Retailer 1

$5,366 AUD

$3,769 USD

Price last confirmed 7 days ago

Retailer 2

$5,376 AUD

$3,776 USD

View

Price last confirmed 9 days ago

Retailer 3

$5,633 AUD

$3,957 USD

View

Price last confirmed 10 days ago

Retailer 4

$5,783 AUD

$4,062 USD

View

Price last confirmed 9 days ago

Retailer 5

$6,321 AUD

$4,440 USD

View

Price last confirmed 7 days ago

Retailer 6

$8,271 AUD

$5,810 USD

View

Price last confirmed 9 days ago

Retailer 7

$8,601 AUD

$6,042 USD

View

Price last confirmed 8 days ago

Retailer 8

$8,655 AUD

$6,080 USD

View

Retailer 9

$9,663 AUD

$6,788 USD

View

Price last confirmed 9 days ago

B+

Retailer 10

$12,869 AUD

$9,040 USD

View

Retailer 11

$14,328 AUD

£7,925 GBP

View

Price last confirmed 11 days ago

Most Expensive

Do Amore Diamonds

27-12110C880 · Oct 23

$36,985 AUD

$25,980 USD

View

Price last confirmed 7 days ago

11 more retailers have this diamond

Prices start from $8,655 AUDSave up to $4,214 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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3.29ct Marquise

$8,655 AUD