Cushion|Lab Grown|IGI

11.05ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG627413588

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG627413588

Diamond specifications and retailer prices

From $3,084 CAD

£1,739 GBP

As of October 30, 2026

Save $21,990 CAD (88%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $25,074 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 11.05ct lab-grown cushion diamond

This 11.05ct 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 LG627413588 or 627413588. Listed at 17 retailers as of October 29, 2026, with prices from $3,084 to $25,074, a $21,990 spread on the same certified stone. Brilliant Earth lists it at $25,074. 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

11.05

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38.4°

Pavilion angle39.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG627413588

Dimensions12.96 × 12.30 × 8.45 mm

L/W Ratio1.05

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 LG627413588

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 30

Current: $25,074 CAD|Low: $3,074 CAD|High: $25,074 CAD|Avg: $7,058 CAD

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

October 31, 2026

Retailer 9$3,084 CAD

Retailer 5$3,696 CAD

Retailer 15$3,829 CAD

Retailer 4$4,058 CAD

Retailer 7$4,511 CAD

Retailer 8$5,273 CAD

Retailer 14$5,349 CAD

Retailer 10$5,927 CAD

Retailer 3$5,972 CAD

Retailer 2$6,065 CAD

Retailer 12$7,106 CAD

Retailer 13$9,717 CAD

Retailer 11$10,242 CAD

Retailer 6$10,782 CAD

Brilliant Earth$25,074 CAD

43 data points across 15 retailers

17 retailers$3,084 CAD to $25,074 CAD

Cheapest Retailer

$3,084 CAD

£1,739 GBP

Retailer 2

$3,696 CAD

$2,646 USD

View

Final sale: no returns

Retailer 3

$3,829 CAD

$2,741 USD

View

Price last confirmed 20 days ago

Retailer 4

$4,058 CAD

$2,905 USD

View

Retailer 5

$4,511 CAD

$3,229 USD

View

Retailer 6

$5,273 CAD

£2,972 GBP

View

Retailer 7

$5,349 CAD

$3,829 USD

View

Retailer 8

$5,927 CAD

ZAR 68,549 ZAR

View

Retailer 9

$5,972 CAD

$4,275 USD

View

Price last confirmed 10 days ago

Retailer 10

$6,065 CAD

€4,135 EUR

View

Retailer 11

$7,106 CAD

A$7,826 AUD

View

Price last confirmed 9 days ago

B+

Retailer 12

$7,259 CAD

£4,092 GBP

View

B+

Retailer 13

$9,717 CAD

$6,956 USD

View

B+

Retailer 14

$10,242 CAD

$7,332 USD

View

Retailer 15

$10,782 CAD

$7,719 USD

View

Retailer 16

$13,369 CAD

$9,570 USD

View

Most Expensive

Brilliant Earth

20601816A · Oct 29

$25,074 CAD

$17,950 USD

View

16 more retailers have this diamond

Prices start from $3,084 CADSave up to $21,990 CAD

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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11.05ct Cushion

$3,084 CAD