Marquise|Lab Grown|IGI

3.51ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG830677496

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830677496

Diamond specifications and retailer prices

From $994 NZD

$559 USD

As of October 28, 2026

Save $4,107 NZD (81%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $5,101 NZD at Rare Carat · As of October 28, 2026

View at Rare Carat

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830677496 or 830677496. Listed at 18 retailers as of October 28, 2026, with prices from $994 to $5,101, a $4,107 spread on the same certified stone. Rare Carat lists it at $5,101. 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

3.51

Carat

Colour

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.6°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG830677496

Dimensions14.64 × 7.84 × 5.03 mm

L/W Ratio1.87

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 LG830677496

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: $5,101 NZD|Low: $853 NZD|High: $5,119 NZD|Avg: $2,341 NZD|-0.3%

Rare Carat

Retailer 2

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Retailer 19

October 29, 2026

Retailer 18$889 NZD

Retailer 9$994 NZD

Retailer 17$994 NZD

Retailer 4$1,100 NZD

Retailer 14$1,100 NZD

Retailer 2$1,171 NZD

Retailer 5$1,413 NZD

Retailer 13$1,413 NZD

Retailer 10$1,655 NZD

Retailer 12$1,824 NZD

Retailer 6$2,326 NZD

Retailer 3$2,377 NZD

Retailer 19$2,840 NZD

Retailer 15$2,895 NZD

Retailer 11$3,586 NZD

Retailer 7$3,820 NZD

Retailer 8$4,120 NZD

Retailer 16$4,602 NZD

Rare Carat$5,101 NZD

34 data points across 19 retailers

18 retailers$994 NZD to $5,101 NZD

Retailer 1

$889 NZD

$500 USD

Price last confirmed 7 days ago

Retailer 2

$994 NZD

$559 USD

View

Retailer 3

$1,100 NZD

$619 USD

View

Price last confirmed 23 days ago

Retailer 4

$1,100 NZD

$619 USD

View

Price last confirmed 8 days ago

Retailer 5

$1,171 NZD

£519 GBP

View

B+

Retailer 6

$1,413 NZD

$795 USD

View

Retailer 7

$1,413 NZD

$795 USD

View

Price last confirmed 6 days ago

Retailer 8

$1,655 NZD

$931 USD

View

Retailer 9

$1,824 NZD

£808 GBP

View

Retailer 10

$2,326 NZD

$1,309 USD

View

Retailer 11

$2,377 NZD

ZAR 21,608 ZAR

View

Price last confirmed 20 days ago

Retailer 12

$2,840 NZD

$1,598 USD

View

Price last confirmed 8 days ago

B+

Retailer 13

$2,895 NZD

$1,629 USD

View

Retailer 14

$3,586 NZD

$2,018 USD

View

B+

Retailer 15

$3,820 NZD

$2,149 USD

View

B+

Retailer 16

$4,120 NZD

$2,318 USD

View

Retailer 17

$4,602 NZD

£2,039 GBP

View

Price last confirmed 9 days ago

Most Expensive

Rare Carat

546/20A_l_830677496 · Oct 28

$5,101 NZD

$2,870 USD

View

17 more retailers have this diamond

Prices start from $994 NZDSave up to $4,107 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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3.51ct Marquise

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