Marquise|Lab Grown|IGI

3.21ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG821661424

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG821661424

Diamond specifications and retailer prices

From $1,595 NZD

$899 USD

As of October 31, 2026

Save $8,643 NZD (84%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $10,238 NZD at Brilliant Earth · As of October 31, 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 D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821661424 or 821661424. Listed at 17 retailers as of October 31, 2026, with prices from $1,595 to $10,238, a $8,643 spread on the same certified stone. Brilliant Earth lists it at $10,238. 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

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38.4°

Pavilion angle37.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG821661424

Dimensions16.31 × 7.62 × 4.41 mm

L/W Ratio2.14

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG821661424

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 31

Current: $10,238 NZD|Low: $1,595 NZD|High: $10,805 NZD|Avg: $4,049 NZD|-5.3%

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

November 1, 2026

Retailer 15$1,595 NZD

Retailer 11$1,969 NZD

Retailer 9$2,369 NZD

Retailer 10$2,537 NZD

Retailer 7$3,031 NZD

Retailer 14$3,266 NZD

Retailer 3$3,733 NZD

Retailer 8$3,862 NZD

Retailer 5$3,955 NZD

Retailer 13$5,172 NZD

Retailer 6$5,755 NZD

Retailer 12$5,923 NZD

Retailer 2$6,197 NZD

Retailer 16$6,318 NZD

Retailer 4$6,594 NZD

Brilliant Earth$10,238 NZD

20 data points across 16 retailers

17 retailers$1,595 NZD to $10,238 NZD

Cheapest Retailer

$1,595 NZD

$899 USD

Final sale: no returns

Retailer 2

$1,969 NZD

$1,110 USD

View

Retailer 3

$2,369 NZD

$1,335 USD

View

Retailer 4

$2,537 NZD

£1,126 GBP

View

B+

Retailer 5

$3,031 NZD

€1,627 EUR

View

B+

Retailer 6

$3,266 NZD

$1,841 USD

View

B+

Retailer 7

$3,733 NZD

A$3,237 AUD

View

B+

Retailer 8

$3,862 NZD

ZAR 35,160 ZAR

View

B+

Retailer 9

$3,955 NZD

$2,229 USD

View

B+

Retailer 10

$5,172 NZD

$2,915 USD

View

B+

Retailer 11

$5,755 NZD

$3,243 USD

View

B+

Retailer 12

$5,923 NZD

$3,338 USD

View

B+

Retailer 13

$6,197 NZD

£2,750 GBP

View

Retailer 14

$6,318 NZD

A$5,478 AUD

View

B+

Retailer 15

$6,594 NZD

SGD 5,022 SGD

View

Retailer 16

$8,188 NZD

$4,615 USD

View

Price last confirmed 25 days ago

Most Expensive

Brilliant Earth

20855262A · Oct 31

$10,238 NZD

$5,770 USD

View

16 more retailers have this diamond

Prices start from $1,595 NZDSave up to $8,643 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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