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Radiant|Lab Grown|IGI

12.39ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG743507511

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

Certificate IGI LG743507511

Diamond specifications and retailer prices

From ₹2,27,595 INR
$2,397 USD
As of November 2, 2026
Save ₹13,38,130 INR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹22,29,426 INR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.39ct lab-grown radiant diamond

This 12.39ct 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 LG743507511 or 743507511. Listed at 12 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

12.39
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743507511
Dimensions11.37 × 11.37 × 7.60 mm
L/W Ratio1.00
Culet sizePointed
Top View
11.37 mm11.37 mm12.39 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743507511
Side View
Table 65.0%Crown 46.1°Girdle: MediumPavilion 34.9°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
A
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 2
Current: ₹2,34,050 INR|Low: ₹1,93,983 INR|High: ₹15,65,726 INR|Avg: ₹5,00,657 INR|-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
November 2, 2026
Retailer 3₹1,93,983 INR
Retailer 1₹2,34,050 INR
Retailer 9₹2,70,958 INR
Retailer 4₹2,79,511 INR
Retailer 7₹2,90,737 INR
Retailer 13₹3,15,234 INR
Retailer 16₹3,70,875 INR
Retailer 17₹3,78,811 INR
Retailer 5₹3,86,359 INR
Retailer 2₹3,95,847 INR
Retailer 12₹4,40,763 INR
Retailer 10₹5,39,966 INR
Retailer 8₹6,14,706 INR
Retailer 6₹6,56,015 INR
Retailer 14₹7,39,376 INR
Retailer 11₹8,70,340 INR
Retailer 15₹15,65,726 INR

11 data points across 17 retailers

12 retailers₹2,27,595 INR to ₹15,65,726 INR

A
Cheapest Retailer
-
₹2,27,595 INR
$2,397 USD
A
Retailer 2
-
₹2,34,050 INR
£1,941 GBP
View
A
Retailer 3
-
₹3,15,234 INR
$3,320 USD
View
A
Retailer 4
-
₹3,70,875 INR
$3,906 USD
View
A
Retailer 5
-
₹3,78,811 INR
$3,990 USD
View
B+
Retailer 6
-
₹3,95,847 INR
$4,169 USD
View
B+
Retailer 7
-
₹4,40,763 INR
€4,421 EUR
View
B+
Retailer 8
-
₹5,39,966 INR
A$8,749 AUD
View
B
Retailer 9
-
₹7,39,376 INR
$7,787 USD
View
B
Retailer 10
-
₹8,70,340 INR
A$14,102 AUD
View
B
Retailer 11
-
₹15,65,726 INR
$16,490 USD
View
Most Expensive
Brilliant Earth
22300729A · Oct 31
₹22,29,426 INR
$23,480 USD
View
Price under review
11 more retailers have this diamond
Prices start from ₹2,27,595 INRSave up to ₹13,38,130 INR

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
12.39ct Radiant
₹2,27,595 INR