Round|Lab Grown|IGI

8.63ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG680590213

Shape and cutting style on the report: Round brilliant

Certificate IGI LG680590213

Diamond specifications and retailer prices

From $3,119 NZD

$1,755 USD

As of November 3, 2026

Save $19,897 NZD (86%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $23,016 NZD at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 8.63ct lab-grown round diamond

This 8.63ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680590213 or 680590213. Listed at 17 retailers as of November 2, 2026, with prices from $3,119 to $23,016, a $19,897 spread on the same certified stone. Brilliant Earth lists it at $23,016. 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

8.63

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.5°

Pavilion angle40.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG680590213

Dimensions13.30 × 13.39 × 7.91 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

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 LG680590213

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: Nov 3

Current: $23,016 NZD|Low: $3,119 NZD|High: $29,556 NZD|Avg: $7,972 NZD|-22.1%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

November 3, 2026

Retailer 8$3,119 NZD

Retailer 2$3,949 NZD

Retailer 12$4,438 NZD

Retailer 9$4,713 NZD

Retailer 5$4,852 NZD

Retailer 7$5,207 NZD

Retailer 11$5,238 NZD

Retailer 3$7,575 NZD

Retailer 10$8,421 NZD

Retailer 6$9,029 NZD

Retailer 4$9,878 NZD

Brilliant Earth$23,016 NZD

44 data points across 12 retailers

17 retailers$3,119 NZD to $23,016 NZD

Retailer 1

$2,451 NZD

$1,379 USD

Price last confirmed 26 days ago

Retailer 2

$2,778 NZD

$1,563 USD

View

Price last confirmed 27 days ago

Retailer 3

$2,963 NZD

$1,667 USD

View

Price last confirmed 31 days ago

Retailer 4

$3,119 NZD

$1,755 USD

View

Retailer 5

$3,949 NZD

£1,749 GBP

View

B+

Retailer 6

$4,438 NZD

$2,497 USD

View

Retailer 7

$4,713 NZD

ZAR 42,839 ZAR

View

B+

Retailer 8

$4,852 NZD

€2,600 EUR

View

B+

Retailer 9

$5,207 NZD

A$4,507 AUD

View

B+

Retailer 10

$5,238 NZD

$2,947 USD

View

Retailer 11

$5,552 NZD

$3,124 USD

View

Price last confirmed 26 days ago

B+

Retailer 12

$7,575 NZD

$4,262 USD

View

Retailer 13

$8,421 NZD

$4,738 USD

View

Retailer 14

$9,029 NZD

£4,000 GBP

View

Retailer 15

$9,878 NZD

$5,558 USD

View

Retailer 16

$11,207 NZD

$6,305 USD

View

Price last confirmed 105 days ago

Most Expensive

Brilliant Earth

21027140A · Nov 2

$23,016 NZD

$12,950 USD

View

16 more retailers have this diamond

Prices start from $3,119 NZDSave up to $19,897 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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8.63ct Round

$3,119 NZD