Round|Lab Grown|IGI

5.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG585398133

Shape and cutting style on the report: Round brilliant

Certificate IGI LG585398133

Diamond specifications and retailer prices

From $2,475 NZD

$1,395 USD

As of October 31, 2026

Save $9,235 NZD (79%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $11,710 NZD at Brilliant Earth · As of October 26, 2026

View at Brilliant Earth

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG585398133 or 585398133. Listed at 16 retailers as of October 26, 2026, with prices from $2,475 to $11,710, a $9,235 spread on the same certified stone. Brilliant Earth lists it at $11,710. 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

5.51

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG585398133

Dimensions11.29 × 11.25 × 7.03 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG585398133

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: $11,710 NZD|Low: $1,020 NZD|High: $12,260 NZD|Avg: $4,126 NZD|-4.5%

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

October 31, 2026

Retailer 5$1,427 NZD

Retailer 6$1,478 NZD

Retailer 7$2,475 NZD

Retailer 2$2,528 NZD

Retailer 13$2,596 NZD

Retailer 8$2,690 NZD

Retailer 4$2,846 NZD

Retailer 12$3,572 NZD

Retailer 10$4,068 NZD

Retailer 14$5,538 NZD

Retailer 3$6,140 NZD

Retailer 11$6,485 NZD

Retailer 9$6,670 NZD

Brilliant Earth$11,710 NZD

38 data points across 14 retailers

16 retailers$2,475 NZD to $11,710 NZD

Retailer 1

$1,274 NZD

$718 USD

Price last confirmed 38 days ago

Retailer 2

$1,386 NZD

$781 USD

View

Price last confirmed 38 days ago

Retailer 3

$1,458 NZD

$822 USD

View

Price last confirmed 34 days ago

Retailer 4

$2,475 NZD

$1,395 USD

View

Retailer 5

$2,528 NZD

€1,357 EUR

View

B+

Retailer 6

$2,596 NZD

$1,463 USD

View

B+

Retailer 7

$2,690 NZD

£1,194 GBP

View

B+

Retailer 8

$2,846 NZD

$1,604 USD

View

B+

Retailer 9

$3,572 NZD

$2,013 USD

View

B+

Retailer 10

$4,068 NZD

$2,293 USD

View

Retailer 11

$4,157 NZD

$2,343 USD

View

Price last confirmed 35 days ago

Retailer 12

$5,538 NZD

$3,121 USD

View

Retailer 13

$6,140 NZD

$3,460 USD

View

Price last confirmed 13 days ago

Retailer 14

$6,485 NZD

$3,655 USD

View

Price last confirmed 10 days ago

Retailer 15

$6,670 NZD

£2,960 GBP

View

Most Expensive

Brilliant Earth

7627984A · Oct 26

$11,710 NZD

$6,600 USD

View

15 more retailers have this diamond

Prices start from $2,475 NZDSave up to $9,235 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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5.51ct Round

$2,475 NZD