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Radiant|Lab Grown|IGI

12.46ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG746526334

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG746526334

Diamond specifications and retailer prices

From $3,083 SGD
$2,411 USD
As of November 2, 2026
Save $18,121 SGD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $30,208 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 12.46ct lab-grown radiant diamond

This 12.46ct 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 LG746526334 or 746526334. Listed at 17 retailers as of November 2, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

12.46
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG746526334
Dimensions16.50 × 11.44 × 7.55 mm
L/W Ratio1.44
Culet sizePointed
Top View
16.50 mm11.44 mm12.46 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG746526334
Side View
Table 63.0%Crown 46.8°Girdle: MediumPavilion 34.1°Culet: NoneDepth 66.0%

Caratlytics Score

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A
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: Nov 2
Current: $3,170 SGD|Low: $2,775 SGD|High: $21,204 SGD|Avg: $7,210 SGD|-0.1%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 3$3,083 SGD
Retailer 1$3,170 SGD
Retailer 18$3,355 SGD
Retailer 9$3,826 SGD
Retailer 2$3,842 SGD
Retailer 15$4,272 SGD
Retailer 4$5,021 SGD
Retailer 7$5,060 SGD
Retailer 5$5,131 SGD
Retailer 10$5,301 SGD
Retailer 6$5,361 SGD
Retailer 16$5,425 SGD
Retailer 14$5,970 SGD
Retailer 12$7,314 SGD
Retailer 11$8,977 SGD
Retailer 17$10,066 SGD
Retailer 13$11,787 SGD
Retailer 8$17,847 SGD
Retailer 19$21,204 SGD

12 data points across 19 retailers

17 retailers$3,083 SGD to $21,204 SGD

A
Cheapest Retailer
-
$3,083 SGD
$2,411 USD
A
Retailer 2
-
$3,170 SGD
£1,952 GBP
View
A
Retailer 3
-
$3,355 SGD
$2,623 USD
View
A
Retailer 4
-
$3,842 SGD
$3,004 USD
View
A
Retailer 5
-
$4,272 SGD
$3,340 USD
View
A
Retailer 6
-
$5,021 SGD
$3,926 USD
View
A
Retailer 7
-
$5,060 SGD
CA$5,495 CAD
View
A
Retailer 8
-
$5,131 SGD
$4,012 USD
View
B+
Retailer 9
-
$5,361 SGD
$4,192 USD
View
B+
Retailer 10
-
$5,425 SGD
$4,242 USD
View
B+
Retailer 11
-
$5,970 SGD
€4,446 EUR
View
B+
Retailer 12
-
$7,314 SGD
A$8,798 AUD
View
B
Retailer 13
-
$10,066 SGD
$7,871 USD
View
B
Retailer 14
-
$11,787 SGD
A$14,179 AUD
View
B
Retailer 15
-
$17,847 SGD
$13,955 USD
View
B
Retailer 16
-
$21,204 SGD
$16,580 USD
View
Most Expensive
Brilliant Earth
22301404A · Nov 2
$30,208 SGD
$23,620 USD
View
Price under review
16 more retailers have this diamond
Prices start from $3,083 SGDSave up to $18,121 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.

A
12.46ct Radiant
$3,083 SGD