Cushion|Lab Grown|IGI

4.73ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG591335348

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG591335348

Diamond specifications and retailer prices

From $775 USD

As of October 31, 2026

Save $2,535 USD (77%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: $3,310 USD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 4.73ct lab-grown cushion diamond

This 4.73ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591335348 or 591335348. Listed at 12 retailers as of October 31, 2026, with prices from $775 to $3,310, a $2,535 spread on the same certified stone. Brilliant Earth lists it at $3,310. 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

4.73

Carat

Color

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.1°

Pavilion angle39.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG591335348

Dimensions9.80 × 9.56 × 6.46 mm

L/W Ratio1.03

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG591335348

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: Oct 31

Current: $3,310 USD|Low: $574 USD|High: $3,420 USD|Avg: $1,505 USD|-3.2%

Brilliant Earth

Retailer 2

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Retailer 5

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Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

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Retailer 15

October 31, 2026

Retailer 14$574 USD

Retailer 12$637 USD

Retailer 8$775 USD

Retailer 7$836 USD

Retailer 15$988 USD

Retailer 2$1,004 USD

Retailer 4$1,061 USD

Retailer 11$1,267 USD

Retailer 9$1,276 USD

Retailer 5$1,478 USD

Retailer 3$1,859 USD

Retailer 6$2,072 USD

Retailer 13$2,092 USD

Retailer 10$2,672 USD

Brilliant Earth$3,310 USD

32 data points across 15 retailers

12 retailers$775 USD to $3,310 USD

Retailer 1

$637 USD

Price last confirmed 14 days ago

Retailer 2

$775 USD

View

B+

Retailer 3

$988 USD

View

Retailer 4

$1,004 USD

€956 EUR

View

Retailer 5

$1,061 USD

View

Retailer 6

$1,267 USD

ZAR 20,470 ZAR

View

Retailer 7

$1,276 USD

A$1,963 AUD

View

Retailer 8

$1,478 USD

View

B+

Retailer 9

$2,072 USD

View

Retailer 10

$2,092 USD

View

Price last confirmed 20 days ago

B+

Retailer 11

$2,672 USD

£2,104 GBP

View

Most Expensive

Brilliant Earth

7737214A · Oct 31

$3,310 USD

View

11 more retailers have this diamond

Prices start from $775 USDSave up to $2,535 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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