Round|Lab Grown|IGI

6.68ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG600342243

Shape and cutting style on the report: Round brilliant

Certificate IGI LG600342243

Diamond specifications and retailer prices

From $1,677 NZD

$945 USD

As of November 1, 2026

Save $9,963 NZD (86%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: $11,639 NZD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 6.68ct lab-grown round diamond

This 6.68ct 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 LG600342243 or 600342243. Listed at 20 retailers as of October 31, 2026, with prices from $1,677 to $11,639, a $9,963 spread on the same certified stone. Brilliant Earth lists it at $11,639. 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

6.68

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.4°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG600342243

Dimensions12.02 × 12.05 × 7.42 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG600342243

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 1

Current: $11,639 NZD|Low: $1,677 NZD|High: $11,639 NZD|Avg: $4,073 NZD

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

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Retailer 11

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Retailer 21

November 1, 2026

Retailer 6$1,677 NZD

Retailer 19$1,826 NZD

Retailer 9$1,877 NZD

Retailer 4$1,946 NZD

Retailer 21$1,946 NZD

Retailer 16$2,253 NZD

Retailer 3$2,560 NZD

Retailer 7$2,816 NZD

Retailer 2$2,989 NZD

Retailer 10$3,114 NZD

Retailer 13$3,208 NZD

Retailer 15$3,606 NZD

Retailer 18$3,765 NZD

Retailer 20$4,194 NZD

Retailer 8$5,130 NZD

Retailer 5$5,472 NZD

Retailer 12$6,034 NZD

Retailer 11$6,044 NZD

Retailer 17$6,634 NZD

Retailer 14$6,772 NZD

Brilliant Earth$11,639 NZD

37 data points across 21 retailers

20 retailers$1,677 NZD to $11,639 NZD

Cheapest Retailer

$1,677 NZD

$945 USD

Retailer 2

$1,826 NZD

$1,029 USD

View

Retailer 3

$1,946 NZD

$1,097 USD

View

Retailer 4

$1,946 NZD

$1,097 USD

View

Price last confirmed 15 days ago

Retailer 5

$2,253 NZD

$1,270 USD

View

Retailer 6

$2,560 NZD

£1,136 GBP

View

Price last confirmed 15 days ago

Retailer 7

$2,816 NZD

$1,587 USD

View

Retailer 8

$2,989 NZD

£1,326 GBP

View

B+

Retailer 9

$3,114 NZD

$1,755 USD

View

Retailer 10

$3,208 NZD

€1,722 EUR

View

B+

Retailer 11

$3,606 NZD

A$3,127 AUD

View

B+

Retailer 12

$3,765 NZD

ZAR 34,284 ZAR

View

B+

Retailer 13

$4,194 NZD

$2,364 USD

View

B+

Retailer 14

$5,130 NZD

$2,891 USD

View

B+

Retailer 15

$5,472 NZD

$3,084 USD

View

B+

Retailer 16

$6,034 NZD

$3,401 USD

View

Retailer 17

$6,044 NZD

$3,406 USD

View

Price last confirmed 21 days ago

Retailer 18

$6,634 NZD

£2,944 GBP

View

Retailer 19

$6,772 NZD

$3,817 USD

View

Most Expensive

Brilliant Earth

8177216A · Oct 31

$11,639 NZD

$6,560 USD

View

19 more retailers have this diamond

Prices start from $1,677 NZDSave up to $9,963 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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6.68ct Round

$1,677 NZD