Marquise|Lab Grown|IGI

4.02ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784644573

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784644573

Diamond specifications and retailer prices

From $12,016 NZD

$6,772 USD

As of October 27, 2026

Save $26,721 NZD (69%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: $38,737 NZD at Frank Darling · As of October 27, 2026

View at Frank Darling

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784644573 or 784644573. Listed at 15 retailers as of October 27, 2026, with prices from $12,016 to $38,737, a $26,721 spread on the same certified stone. Frank Darling lists it at $38,737. 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

4.02

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.7°

Pavilion angle42°

OriginLab Grown

Grading LabIGI

CertificateIGI LG784644573

Dimensions15.87 × 8.21 × 5.36 mm

L/W Ratio1.93

Girdle conditionFaceted

Culet sizePointed

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 LG784644573

Side View

Caratlytics Score

How it works →

A+

Exceptional

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: $38,737 NZD|Low: $12,016 NZD|High: $85,007 NZD|Avg: $25,278 NZD|-11.3%

Frank Darling

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

November 1, 2026

Retailer 10$12,016 NZD

Retailer 12$12,248 NZD

Retailer 5$12,496 NZD

Retailer 6$12,661 NZD

Retailer 15$13,875 NZD

Retailer 13$16,020 NZD

Retailer 7$16,025 NZD

Retailer 11$16,155 NZD

Retailer 3$17,303 NZD

Retailer 2$17,512 NZD

Retailer 8$22,853 NZD

Retailer 9$27,003 NZD

Retailer 4$30,247 NZD

Frank Darling$38,737 NZD

Retailer 14$74,982 NZD

32 data points across 15 retailers

15 retailers$12,016 NZD to $38,737 NZD

A+

Cheapest Retailer

$12,016 NZD

$6,772 USD

Retailer 2

$12,248 NZD

$6,903 USD

View

Retailer 3

$12,496 NZD

$7,043 USD

View

Retailer 4

$12,661 NZD

$7,136 USD

View

Retailer 5

$13,875 NZD

$7,820 USD

View

Retailer 6

$16,020 NZD

$9,029 USD

View

Retailer 7

$16,025 NZD

$9,032 USD

View

Final sale: no returns

Retailer 8

$16,155 NZD

$9,105 USD

View

Retailer 9

$17,303 NZD

$9,752 USD

View

Price last confirmed 7 days ago

Retailer 10

$17,512 NZD

$9,870 USD

View

B+

Retailer 11

$22,853 NZD

$12,880 USD

View

B+

Retailer 12

$27,003 NZD

€14,494 EUR

View

B+

Retailer 13

$30,247 NZD

£13,423 GBP

View

Most Expensive

Frank Darling

P83G-10EL · Oct 27

$38,737 NZD

$21,832 USD

View

13 more retailers have this diamond

Prices start from $12,016 NZDSave up to $26,721 NZD

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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