Cushion|Lab Grown|IGI

3.51ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG752556423

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG752556423

Diamond specifications and retailer prices

From $1,022 USD

As of October 31, 2026

Save $6,078 USD (86%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: $7,100 USD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 3.51ct lab-grown cushion diamond

This 3.51ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG752556423 or 752556423. Listed at 23 retailers as of October 31, 2026, with prices from $1,022 to $7,100, a $6,078 spread on the same certified stone. Brilliant Earth lists it at $7,100. 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

3.51

Carat

Color

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle40.9°

Pavilion angle32.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG752556423

Dimensions10.35 × 7.43 × 4.90 mm

L/W Ratio1.39

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG752556423

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: Oct 31

Current: $7,100 USD|Low: $1,022 USD|High: $9,000 USD|Avg: $2,814 USD|-21.1%

Brilliant Earth

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October 31, 2026

Retailer 6$1,022 USD

Retailer 5$1,059 USD

Retailer 3$1,229 USD

Retailer 4$1,230 USD

Retailer 8$1,349 USD

Retailer 21$1,515 USD

Retailer 18$1,630 USD

Retailer 13$1,684 USD

Retailer 19$2,093 USD

Retailer 17$2,391 USD

Retailer 12$2,418 USD

Retailer 20$2,458 USD

Retailer 10$2,579 USD

Retailer 15$2,926 USD

Retailer 2$3,312 USD

Retailer 7$3,468 USD

Retailer 9$3,553 USD

Retailer 22$3,595 USD

Retailer 11$3,680 USD

Retailer 14$3,814 USD

Retailer 16$4,190 USD

Brilliant Earth$7,100 USD

31 data points across 22 retailers

23 retailers$1,022 USD to $7,100 USD

Cheapest Retailer

$1,022 USD

Final sale: no returns

Retailer 2

$1,059 USD

View

Price last confirmed 14 days ago

Retailer 3

$1,229 USD

HK$9,600 HKD

View

Retailer 4

$1,230 USD

View

Retailer 5

$1,349 USD

View

Retailer 6

$1,515 USD

View

Retailer 7

$1,630 USD

£1,284 GBP

View

Retailer 8

$1,684 USD

€1,604 EUR

View

Retailer 9

$2,093 USD

View

B+

Retailer 10

$2,391 USD

A$3,678 AUD

View

B+

Retailer 11

$2,418 USD

View

B+

Retailer 12

$2,458 USD

ZAR 39,715 ZAR

View

B+

Retailer 13

$2,579 USD

View

B+

Retailer 14

$2,926 USD

£2,304 GBP

View

B+

Retailer 15

$3,143 USD

View

B+

Retailer 16

$3,312 USD

View

B+

Retailer 17

$3,468 USD

View

B+

Retailer 18

$3,553 USD

SGD 4,802 SGD

View

B+

Retailer 19

$3,595 USD

£2,831 GBP

View

B+

Retailer 20

$3,680 USD

View

Retailer 21

$3,809 USD

View

B+

Retailer 22

$4,190 USD

A$6,446 AUD

View

Most Expensive

Brilliant Earth

16855551A · Oct 31

$7,100 USD

View

22 more retailers have this diamond

Prices start from $1,022 USDSave up to $6,078 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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3.51ct Cushion

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