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Radiant|Lab Grown|IGI

5.10ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG821639486

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

Certificate IGI LG821639486

Diamond specifications and retailer prices

From ₹8,80,866 INR
$9,246 USD
As of October 29, 2026
Save ₹22,84,410 INR (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹31,65,276 INR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.1ct lab-grown radiant diamond

This 5.1ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821639486 or 821639486. Listed at 14 retailers as of October 29, 2026, with prices from ₹8,80,866 to ₹31,65,276, a ₹22,84,410 spread on the same certified stone. Taylor and Hart lists it at ₹31,65,276. 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

5.10
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821639486
Dimensions12.21 × 8.59 × 5.68 mm
L/W Ratio1.42
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.21 mm8.59 mm5.10 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821639486
Side View
Table 63.0%Crown 43.5°Girdle: MED-STKPavilion 34.4°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
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: Oct 29
Current: ₹12,15,820 INR|Low: ₹8,80,866 INR|High: ₹68,07,042 INR|Avg: ₹21,03,548 INR|-20.6%
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
Taylor and Hart
October 30, 2026
Retailer 10₹8,80,866 INR
Retailer 12₹9,95,857 INR
Retailer 13₹10,57,497 INR
Retailer 2₹10,98,730 INR
Retailer 9₹11,17,993 INR
Retailer 1₹12,15,820 INR
Retailer 8₹16,86,065 INR
Retailer 7₹18,05,456 INR
Retailer 4₹18,40,331 INR
Retailer 5₹19,54,940 INR
Retailer 6₹20,44,168 INR
Retailer 11₹27,79,216 INR
Taylor and Hart₹31,65,276 INR
Retailer 3₹54,72,499 INR

37 data points across 14 retailers

14 retailers₹8,80,866 INR to ₹31,65,276 INR

A
Cheapest Retailer
-
₹8,80,866 INR
$9,246 USD
A
Retailer 2
-
₹9,95,857 INR
$10,453 USD
View
A
Retailer 3
-
₹10,57,497 INR
$11,100 USD
View
A
Retailer 4
-
₹10,98,730 INR
HK$90,100 HKD
View
Retailer 5
-
₹11,17,993 INR
$11,735 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
₹12,15,820 INR
£10,049 GBP
View
A
Retailer 7
-
₹16,86,065 INR
€16,855 EUR
View
A
Retailer 8
-
₹18,05,456 INR
£14,922 GBP
View
B+
Retailer 9
-
₹18,40,331 INR
$19,317 USD
View
B+
Retailer 10
-
₹19,54,940 INR
$20,520 USD
View
B+
Retailer 11
-
₹20,44,168 INR
ZAR 346,633 ZAR
View
B+
Retailer 12
-
₹27,79,216 INR
$29,172 USD
View
Most Expensive
B+
Taylor and Hart
2R16V7D · Oct 30
₹31,65,276 INR
$33,224 USD
View
12 more retailers have this diamond
Prices start from ₹8,80,866 INRSave up to ₹22,84,410 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
5.10ct Radiant
₹8,80,866 INR