Round|Lab Grown|IGI

5.09ct D VVS1 Round Lab Grown Diamond

EX • D/VVS1 • IGI LG839659546

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839659546

Diamond specifications and retailer prices

From $3,130 NZD

£1,389 GBP

As of October 26, 2026

Save $14,773 NZD (83%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $17,903 NZD at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 5.09ct lab-grown round diamond

This 5.09ct lab-grown round sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839659546 or 839659546. Listed at 16 retailers as of October 26, 2026, with prices from $3,130 to $17,903, a $14,773 spread on the same certified stone. Brilliant Earth lists it at $17,903. 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

5.09

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG839659546

Dimensions10.86 × 10.97 × 6.87 mm

L/W Ratio1.01

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG839659546

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 26

Current: $17,903 NZD|Low: $3,125 NZD|High: $18,620 NZD|Avg: $10,251 NZD

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

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Retailer 17

October 27, 2026

Retailer 10$3,130 NZD

Retailer 5$3,903 NZD

Retailer 17$4,338 NZD

Retailer 11$5,482 NZD

Retailer 15$6,327 NZD

Retailer 16$6,638 NZD

Retailer 2$7,141 NZD

Retailer 3$7,897 NZD

Retailer 13$8,181 NZD

Retailer 4$8,205 NZD

Retailer 8$10,956 NZD

Retailer 12$11,560 NZD

Retailer 7$14,149 NZD

Retailer 6$14,529 NZD

Retailer 14$14,789 NZD

Retailer 9$17,610 NZD

Brilliant Earth$17,903 NZD

27 data points across 17 retailers

16 retailers$3,130 NZD to $17,903 NZD

Cheapest Retailer

$3,130 NZD

£1,389 GBP

B+

Retailer 2

$4,338 NZD

$2,445 USD

View

B+

Retailer 3

$5,482 NZD

£2,433 GBP

View

Retailer 4

$6,327 NZD

$3,566 USD

View

Price last confirmed 7 days ago

B+

Retailer 5

$6,638 NZD

$3,741 USD

View

Retailer 6

$7,141 NZD

€3,833 EUR

View

B+

Retailer 7

$7,897 NZD

$4,451 USD

View

B+

Retailer 8

$8,181 NZD

ZAR 74,485 ZAR

View

Retailer 9

$8,205 NZD

A$7,114 AUD

View

Price last confirmed 8 days ago

Retailer 10

$10,956 NZD

$6,175 USD

View

Retailer 11

$11,560 NZD

£5,130 GBP

View

Retailer 12

$14,149 NZD

$7,975 USD

View

Retailer 13

$14,529 NZD

SGD 11,066 SGD

View

Retailer 14

$14,789 NZD

$8,335 USD

View

Retailer 15

$17,610 NZD

$9,925 USD

View

Price last confirmed 18 days ago

Most Expensive

Brilliant Earth

21664819A · Oct 28

$17,903 NZD

$10,090 USD

View

15 more retailers have this diamond

Prices start from $3,130 NZDSave up to $14,773 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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5.09ct Round

$3,130 NZD