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 $6,324 SGD

$4,945 USD

As of November 2, 2026

Save $16,184 SGD (72%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $22,508 SGD 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 $6,324 to $22,508, a $16,184 spread on the same certified stone. Taylor and Hart lists it at $22,508. 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

Colour

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

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

Price History

Last verified: Nov 2

Current: $8,116 SGD|Low: $5,231 SGD|High: $22,508 SGD|Avg: $9,720 SGD|-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$5,449 SGD

Retailer 13$5,710 SGD

Retailer 2$6,320 SGD

Retailer 4$6,320 SGD

Retailer 10$6,324 SGD

Retailer 3$6,383 SGD

Retailer 7$7,898 SGD

Retailer 1$8,116 SGD

Retailer 12$8,225 SGD

Retailer 6$8,888 SGD

Retailer 11$9,195 SGD

Retailer 9$9,783 SGD

Retailer 14$11,808 SGD

Retailer 8$11,926 SGD

Retailer 5$12,926 SGD

Taylor and Hart$22,508 SGD

42 data points across 16 retailers

16 retailers$6,324 SGD to $22,508 SGD

Retailer 1

$5,449 SGD

$4,261 USD

Price last confirmed 10 days ago

Retailer 2

$5,710 SGD

$4,465 USD

View

Price last confirmed 13 days ago

Retailer 3

$6,320 SGD

$4,942 USD

View

Price last confirmed 11 days ago

Retailer 4

$6,320 SGD

$4,942 USD

View

Price last confirmed 21 days ago

B+

Retailer 5

$6,324 SGD

$4,945 USD

View

B+

Retailer 6

$6,383 SGD

$4,991 USD

View

Retailer 7

$7,898 SGD

$6,176 USD

View

Price last confirmed 11 days ago

B+

Retailer 8

$8,116 SGD

£4,997 GBP

View

B+

Retailer 9

$8,225 SGD

$6,431 USD

View

B+

Retailer 10

$8,888 SGD

£5,472 GBP

View

B+

Retailer 11

$9,195 SGD

$7,190 USD

View

B+

Retailer 12

$9,783 SGD

ZAR 123,583 ZAR

View

Retailer 13

$11,808 SGD

$9,233 USD

View

Retailer 14

$11,926 SGD

A$14,346 AUD

View

Retailer 15

$12,926 SGD

$10,107 USD

View

Most Expensive

Taylor and Hart

76QT5S6 · Oct 31

$22,508 SGD

$17,599 USD

View

15 more retailers have this diamond

Prices start from $6,324 SGDSave up to $16,184 SGD

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

$6,324 SGD