Cushion|Lab Grown|IGI

6.57ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG841650845

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841650845

Diamond specifications and retailer prices

From $2,186 USD

As of November 1, 2026

Save $6,096 USD (74%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $8,755 USD at Helzberg Diamonds · As of October 13, 2026

View at Helzberg Diamonds

About this 6.57ct lab-grown cushion diamond

This 6.57ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841650845 or 841650845. Listed at 18 retailers as of November 1, 2026, with a 279% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.57

Carat

Color

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle34.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG841650845

Dimensions13.58 × 9.41 × 6.23 mm

L/W Ratio1.44

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 LG841650845

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1

Current: $3,410 USD|Low: $2,186 USD|High: $8,410 USD|Avg: $4,606 USD|-2.1%

Retailer 1

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

Retailer 15

Retailer 16

Retailer 17

November 2, 2026

Retailer 8$2,186 USD

Retailer 10$2,343 USD

Retailer 6$2,430 USD

Retailer 16$2,617 USD

Retailer 11$3,114 USD

Retailer 13$3,238 USD

Retailer 1$3,410 USD

Retailer 14$4,194 USD

Retailer 2$4,298 USD

Retailer 17$4,381 USD

Retailer 5$4,933 USD

Retailer 3$5,840 USD

Retailer 12$6,466 USD

Retailer 15$7,028 USD

Retailer 9$7,561 USD

Retailer 7$7,926 USD

Retailer 4$8,282 USD

22 data points across 17 retailers

18 retailers$2,186 USD to $8,282 USD

Cheapest Retailer

$2,186 USD

Final sale: no returns

Retailer 2

$2,343 USD

£1,845 GBP

View

Retailer 3

$2,430 USD

View

Retailer 4

$2,617 USD

View

Retailer 5

$3,114 USD

£2,452 GBP

View

Retailer 6

$3,238 USD

View

Retailer 7

$3,410 USD

€3,248 EUR

View

B+

Retailer 8

$4,194 USD

A$6,453 AUD

View

B+

Retailer 9

$4,298 USD

£3,384 GBP

View

B+

Retailer 10

$4,381 USD

ZAR 70,775 ZAR

View

B+

Retailer 11

$4,933 USD

View

B+

Retailer 12

$5,840 USD

View

B+

Retailer 13

$6,466 USD

£5,091 GBP

View

Retailer 14

$7,028 USD

A$10,813 AUD

View

B+

Retailer 15

$7,561 USD

SGD 10,218 SGD

View

Retailer 16

$7,926 USD

View

Retailer 17

$8,282 USD

View

Most Expensive

Helzberg Diamonds

ZXZOKHMLGOKL · Oct 13

$8,755 USD

View

Price last confirmed 20 days ago

17 more retailers have this diamond

Prices start from $2,186 USDSave up to $6,096 USD

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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6.57ct Cushion

$2,186 USD