Cushion|Lab Grown|IGI

4.03ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG840629499

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840629499

Diamond specifications and retailer prices

From $747 USD

£588 GBP

As of November 2, 2026

Save $6,553 USD (90%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $7,300 USD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 4.03ct lab-grown cushion diamond

This 4.03ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840629499 or 840629499. Listed at 16 retailers as of October 31, 2026, with prices from $747 to $7,300, a $6,553 spread on the same certified stone. Brilliant Earth lists it at $7,300. 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

4.03

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.9°

Pavilion angle36.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG840629499

Dimensions11.33 × 8.39 × 5.51 mm

L/W Ratio1.35

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 LG840629499

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 2

Current: $7,300 USD|Low: $747 USD|High: $7,300 USD|Avg: $2,499 USD

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

Retailer 15

Retailer 16

November 2, 2026

Retailer 2$747 USD

Retailer 16$935 USD

Retailer 3$1,177 USD

Retailer 15$1,229 USD

Retailer 7$1,237 USD

Retailer 11$1,306 USD

Retailer 9$1,331 USD

Retailer 4$1,781 USD

Retailer 12$1,793 USD

Retailer 13$2,585 USD

Retailer 5$2,950 USD

Retailer 6$2,996 USD

Retailer 8$3,018 USD

Retailer 10$3,287 USD

Retailer 14$5,800 USD

Brilliant Earth$7,300 USD

7 data points across 16 retailers

16 retailers$747 USD to $7,300 USD

Cheapest Retailer

$747 USD

£588 GBP

Retailer 2

$935 USD

View

Retailer 3

$1,177 USD

View

Retailer 4

$1,229 USD

View

Retailer 5

$1,237 USD

View

Retailer 6

$1,306 USD

€1,244 EUR

View

Retailer 7

$1,331 USD

£1,048 GBP

View

B+

Retailer 8

$1,781 USD

ZAR 28,775 ZAR

View

B+

Retailer 9

$1,793 USD

A$2,759 AUD

View

B+

Retailer 10

$2,585 USD

View

Retailer 11

$2,950 USD

View

Retailer 12

$2,996 USD

View

Retailer 13

$3,018 USD

SGD 4,079 SGD

View

Retailer 14

$3,287 USD

£2,588 GBP

View

Retailer 15

$5,800 USD

View

Most Expensive

Brilliant Earth

22335537Y · Oct 31

$7,300 USD

View

15 more retailers have this diamond

Prices start from $747 USDSave up to $6,553 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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