Cushion|Lab Grown|IGI

3.53ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG830620623

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830620623

Diamond specifications and retailer prices

From $849 USD

As of November 1, 2026

Save $3,889 USD (82%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $4,738 USD at Helzberg Diamonds · As of November 1, 2026

View at Helzberg Diamonds

About this 3.53ct lab-grown cushion diamond

This 3.53ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830620623 or 830620623. Listed at 16 retailers as of November 1, 2026, with prices from $849 to $4,738, a $3,889 spread on the same certified stone. Helzberg Diamonds lists it at $4,738. 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

3.53

Carat

Color

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.1°

Pavilion angle33.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG830620623

Dimensions10.89 × 7.83 × 5.14 mm

L/W Ratio1.39

Girdle conditionFaceted

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG830620623

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: $4,738 USD|Low: $849 USD|High: $4,738 USD|Avg: $2,213 USD

Helzberg Diamonds

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 7

Retailer 8

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Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

November 2, 2026

Retailer 4$849 USD

Retailer 8$1,020 USD

Retailer 5$1,055 USD

Retailer 12$1,197 USD

Retailer 9$1,336 USD

Retailer 2$1,370 USD

Retailer 13$1,422 USD

Retailer 11$1,986 USD

Retailer 14$2,276 USD

Retailer 7$2,867 USD

Retailer 6$3,001 USD

Retailer 15$3,034 USD

Retailer 10$3,296 USD

Retailer 3$4,540 USD

Helzberg Diamonds$4,738 USD

5 data points across 15 retailers

16 retailers$849 USD to $4,738 USD

Cheapest Retailer

$849 USD

Final sale: no returns

Retailer 2

$1,020 USD

£803 GBP

View

Retailer 3

$1,055 USD

View

Retailer 4

$1,197 USD

View

Retailer 5

$1,336 USD

£1,052 GBP

View

Retailer 6

$1,370 USD

€1,305 EUR

View

Retailer 7

$1,422 USD

View

B+

Retailer 8

$1,986 USD

A$3,055 AUD

View

B+

Retailer 9

$2,276 USD

View

B+

Retailer 10

$2,867 USD

View

Retailer 11

$3,001 USD

SGD 4,055 SGD

View

Retailer 12

$3,034 USD

View

Retailer 13

$3,296 USD

£2,595 GBP

View

Retailer 14

$3,835 USD

View

Retailer 15

$4,540 USD

View

Most Expensive

Helzberg Diamonds

ZXZOJGMIGMIJ · Nov 1

$4,738 USD

View

15 more retailers have this diamond

Prices start from $849 USDSave up to $3,889 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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3.53ct Cushion

$849 USD