Radiant|Lab Grown|IGI

12.09ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG791645523

Shape and cutting style on the report: Cut cornered rectangular mixed cut

Certificate IGI LG791645523

Diamond specifications and retailer prices

From $6,908 CAD

$4,945 USD

As of November 2, 2026

Save $17,677 CAD (72%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $24,585 CAD at Taylor and Hart · As of October 31, 2026

View at Taylor and Hart

About this 12.09ct lab-grown radiant diamond

This 12.09ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791645523 or 791645523. Listed at 16 retailers as of October 31, 2026, with prices from $6,908 to $24,585, a $17,677 spread on the same certified stone. Taylor and Hart lists it at $24,585. 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

12.09

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle45°

Pavilion angle45°

OriginLab Grown

Grading LabIGI

CertificateIGI LG791645523

Dimensions14.86 × 10.45 × 7.38 mm

L/W Ratio1.42

Culet sizeLarge

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 LG791645523

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2

Current: $8,865 CAD|Low: $5,713 CAD|High: $24,585 CAD|Avg: $10,616 CAD|-44.4%

Retailer 1

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

Taylor and Hart

November 2, 2026

Retailer 15$5,952 CAD

Retailer 13$6,237 CAD

Retailer 2$6,903 CAD

Retailer 4$6,903 CAD

Retailer 10$6,908 CAD

Retailer 3$6,972 CAD

Retailer 7$8,627 CAD

Retailer 1$8,865 CAD

Retailer 12$8,983 CAD

Retailer 6$9,708 CAD

Retailer 11$10,044 CAD

Retailer 9$10,686 CAD

Retailer 14$12,898 CAD

Retailer 8$13,026 CAD

Retailer 5$14,118 CAD

Taylor and Hart$24,585 CAD

42 data points across 16 retailers

16 retailers$6,908 CAD to $24,585 CAD

Retailer 1

$5,952 CAD

$4,261 USD

Price last confirmed 9 days ago

Retailer 2

$6,237 CAD

$4,465 USD

View

Price last confirmed 12 days ago

Retailer 3

$6,903 CAD

$4,942 USD

View

Price last confirmed 11 days ago

Retailer 4

$6,903 CAD

$4,942 USD

View

Price last confirmed 20 days ago

B+

Retailer 5

$6,908 CAD

$4,945 USD

View

B+

Retailer 6

$6,972 CAD

$4,991 USD

View

Retailer 7

$8,627 CAD

$6,176 USD

View

Price last confirmed 10 days ago

B+

Retailer 8

$8,865 CAD

£4,997 GBP

View

B+

Retailer 9

$8,983 CAD

$6,431 USD

View

B+

Retailer 10

$9,708 CAD

£5,472 GBP

View

B+

Retailer 11

$10,044 CAD

$7,190 USD

View

B+

Retailer 12

$10,686 CAD

ZAR 123,583 ZAR

View

Retailer 13

$12,898 CAD

$9,233 USD

View

Retailer 14

$13,026 CAD

A$14,346 AUD

View

Retailer 15

$14,118 CAD

$10,107 USD

View

Most Expensive

Taylor and Hart

76QT5S6 · Oct 31

$24,585 CAD

$17,599 USD

View

15 more retailers have this diamond

Prices start from $6,908 CADSave up to $17,677 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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B+

12.09ct Radiant

$6,908 CAD