Cushion|Lab Grown|IGI

15.09ct F VVS2 Cushion Lab Grown Diamond

EX • F/VVS2 • IGI LG628471625

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG628471625

Diamond specifications and retailer prices

From $10,021 CAD

£5,648 GBP

As of November 1, 2026

Save $33,269 CAD (77%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $43,290 CAD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 15.09ct lab-grown cushion diamond

This 15.09ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG628471625 or 628471625. Listed at 16 retailers as of October 31, 2026, with prices from $10,021 to $43,290, a $33,269 spread on the same certified stone. Brilliant Earth lists it at $43,290. 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

15.09

Carat

Color

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38.5°

Pavilion angle31.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG628471625

Dimensions13.60 × 13.60 × 8.85 mm

L/W Ratio1.00

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 LG628471625

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: Nov 1

Current: $43,290 CAD|Low: $10,017 CAD|High: $43,290 CAD|Avg: $18,421 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

November 1, 2026

Retailer 8$10,021 CAD

Retailer 7$11,755 CAD

Retailer 4$12,045 CAD

Retailer 3$12,391 CAD

Retailer 6$12,476 CAD

Retailer 14$13,069 CAD

Retailer 15$14,447 CAD

Retailer 10$15,380 CAD

Retailer 12$19,313 CAD

Retailer 11$20,706 CAD

Retailer 9$21,114 CAD

Retailer 2$23,747 CAD

Retailer 13$23,893 CAD

Retailer 5$34,738 CAD

Brilliant Earth$43,290 CAD

43 data points across 15 retailers

16 retailers$10,021 CAD to $43,290 CAD

Cheapest Retailer

$10,021 CAD

£5,648 GBP

B+

Retailer 2

$11,755 CAD

$8,415 USD

View

B+

Retailer 3

$12,045 CAD

$8,623 USD

View

Final sale: no returns

B+

Retailer 4

$12,391 CAD

$8,870 USD

View

Retailer 5

$12,476 CAD

$8,931 USD

View

Price last confirmed 20 days ago

B+

Retailer 6

$13,069 CAD

$9,356 USD

View

Retailer 7

$14,447 CAD

$10,342 USD

View

Price last confirmed 11 days ago

B+

Retailer 8

$15,380 CAD

£8,669 GBP

View

Retailer 9

$19,313 CAD

ZAR 223,355 ZAR

View

Retailer 10

$20,706 CAD

€14,117 EUR

View

Retailer 11

$21,114 CAD

A$23,254 AUD

View

Retailer 12

$23,747 CAD

A$26,154 AUD

View

Retailer 13

$23,893 CAD

$17,104 USD

View

Retailer 14

$34,738 CAD

$24,868 USD

View

Retailer 15

$41,152 CAD

$29,460 USD

View

Most Expensive

Brilliant Earth

20602767A · Oct 31

$43,290 CAD

$30,990 USD

View

15 more retailers have this diamond

Prices start from $10,021 CADSave up to $33,269 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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15.09ct Cushion

$10,021 CAD