Cushion|Lab Grown|IGI

10.63ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG600309118

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG600309118

Diamond specifications and retailer prices

From $2,016 USD

As of October 31, 2026

Save $7,204 USD (78%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $9,220 USD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 10.63ct lab-grown cushion diamond

This 10.63ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG600309118 or 600309118. Listed at 16 retailers as of October 29, 2026, with prices from $2,016 to $9,220, a $7,204 spread on the same certified stone. Brilliant Earth lists it at $9,220. 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

10.63

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle39.5°

Pavilion angle30.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG600309118

Dimensions12.49 × 12.22 × 7.66 mm

L/W Ratio1.02

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG600309118

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: $9,220 USD|Low: $2,016 USD|High: $9,510 USD|Avg: $3,702 USD|-3.0%

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

October 31, 2026

Retailer 3$2,016 USD

Retailer 12$2,089 USD

Retailer 11$2,255 USD

Retailer 13$2,651 USD

Retailer 6$2,963 USD

Retailer 8$2,972 USD

Retailer 2$3,129 USD

Retailer 10$3,189 USD

Retailer 7$3,234 USD

Retailer 9$3,877 USD

Retailer 4$4,328 USD

Retailer 5$5,145 USD

Brilliant Earth$9,220 USD

42 data points across 13 retailers

16 retailers$2,016 USD to $9,220 USD

Cheapest Retailer

$2,016 USD

Final sale: no returns

Retailer 2

$2,089 USD

View

Price last confirmed 19 days ago

Retailer 3

$2,255 USD

View

Retailer 4

$2,651 USD

View

Retailer 5

$2,963 USD

£2,333 GBP

View

B+

Retailer 6

$2,972 USD

View

Retailer 7

$3,129 USD

€2,980 EUR

View

Retailer 8

$3,189 USD

View

Retailer 9

$3,234 USD

ZAR 52,243 ZAR

View

Retailer 10

$3,877 USD

A$5,965 AUD

View

Price last confirmed 9 days ago

Retailer 11

$4,328 USD

£3,408 GBP

View

B+

Retailer 12

$5,145 USD

View

B+

Retailer 13

$6,009 USD

View

B+

Retailer 14

$6,663 USD

View

Retailer 15

$7,322 USD

View

Most Expensive

Brilliant Earth

10792660A · Oct 29

$9,220 USD

View

15 more retailers have this diamond

Prices start from $2,016 USDSave up to $7,204 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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