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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 $3,440 AUD
$2,411 USD
As of November 2, 2026
Save $30,263 AUD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $33,703 AUD 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 prices from $3,440 to $33,703, a $30,263 spread on the same certified stone. Brilliant Earth lists it at $33,703. 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: $3,537 AUD|Low: $3,096 AUD|High: $23,658 AUD|Avg: $8,044 AUD|-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$3,440 AUD
Retailer 1$3,537 AUD
Retailer 18$3,743 AUD
Retailer 9$4,269 AUD
Retailer 2$4,286 AUD
Retailer 15$4,766 AUD
Retailer 4$5,602 AUD
Retailer 7$5,645 AUD
Retailer 5$5,725 AUD
Retailer 10$5,915 AUD
Retailer 6$5,982 AUD
Retailer 16$6,053 AUD
Retailer 14$6,661 AUD
Retailer 12$8,160 AUD
Retailer 11$10,015 AUD
Retailer 17$11,231 AUD
Retailer 13$13,151 AUD
Retailer 8$19,912 AUD
Retailer 19$23,658 AUD

12 data points across 19 retailers

17 retailers$3,440 AUD to $33,703 AUD

A
Cheapest Retailer
-
$3,440 AUD
$2,411 USD
A
Retailer 2
-
$3,537 AUD
£1,952 GBP
View
A
Retailer 3
-
$3,743 AUD
$2,623 USD
View
A
Retailer 4
-
$4,286 AUD
$3,004 USD
View
A
Retailer 5
-
$4,766 AUD
$3,340 USD
View
A
Retailer 6
-
$5,602 AUD
$3,926 USD
View
A
Retailer 7
-
$5,645 AUD
CA$5,495 CAD
View
A
Retailer 8
-
$5,725 AUD
$4,012 USD
View
B+
Retailer 9
-
$5,982 AUD
$4,192 USD
View
B+
Retailer 10
-
$6,053 AUD
$4,242 USD
View
B+
Retailer 11
-
$6,661 AUD
€4,446 EUR
View
B+
Retailer 12
-
$8,160 AUD
View
B
Retailer 13
-
$11,231 AUD
$7,871 USD
View
B
Retailer 14
-
$13,151 AUD
View
B
Retailer 15
-
$19,912 AUD
$13,955 USD
View
B
Retailer 16
-
$23,658 AUD
$16,580 USD
View
Most Expensive
Brilliant Earth
22301404A · Nov 2
$33,703 AUD
$23,620 USD
View
16 more retailers have this diamond
Prices start from $3,440 AUDSave up to $30,263 AUD

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
$3,440 AUD