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Radiant|Lab Grown|IGI

1.51ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG818644542

Shape and cutting style on the report: Cut cornered rectangular antique cut

Certificate IGI LG818644542

Diamond specifications and retailer prices

From ₹1,11,275 INR
$1,168 USD
As of October 27, 2026
Save ₹3,40,535 INR (75%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: ₹4,51,810 INR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818644542 or 818644542. Listed at 18 retailers as of October 27, 2026, with prices from ₹1,11,275 to ₹4,51,810, a ₹3,40,535 spread on the same certified stone. Taylor and Hart lists it at ₹4,51,810. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644542
Dimensions7.44 × 6.60 × 3.82 mm
L/W Ratio1.13
Culet sizeLarge
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
7.44 mm6.60 mm1.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644542
Side View
Table 71.0%Crown 36.2°Girdle: STK-THKPavilion 40.6°Culet: LargeDepth 57.9%

Caratlytics Score

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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: Oct 27
Current: ₹1,87,148 INR|Low: ₹1,06,798 INR|High: ₹4,32,164 INR|Avg: ₹2,54,259 INR|-1.1%
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
October 30, 2026
Retailer 10₹1,11,275 INR
Retailer 9₹1,24,613 INR
Retailer 11₹1,28,996 INR
Retailer 8₹1,45,763 INR
Retailer 1₹1,87,148 INR
Retailer 13₹2,04,926 INR
Retailer 6₹2,37,186 INR
Retailer 2₹2,41,891 INR
Retailer 3₹2,54,276 INR
Retailer 5₹3,55,719 INR
Retailer 12₹3,73,554 INR
Retailer 7₹4,15,127 INR
Retailer 4₹4,32,164 INR

45 data points across 13 retailers

18 retailers₹1,11,275 INR to ₹4,51,810 INR

B+
Cheapest Retailer
-
₹1,11,275 INR
$1,168 USD
B+
Retailer 2
-
₹1,20,993 INR
$1,270 USD
View
Retailer 3
-
₹1,24,613 INR
$1,308 USD
View
Price last confirmed 18 days ago
Final sale: no returns
B+
Retailer 4
-
₹1,24,804 INR
$1,310 USD
View
Retailer 5
-
₹1,28,996 INR
$1,354 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
₹1,28,996 INR
$1,354 USD
View
B+
Retailer 7
-
₹1,45,763 INR
$1,530 USD
View
B+
Retailer 8
-
₹1,87,148 INR
£1,547 GBP
View
B
Retailer 9
-
₹2,04,926 INR
$2,151 USD
View
B
Retailer 10
-
₹2,37,186 INR
ZAR 40,220 ZAR
View
B
Retailer 11
-
₹2,41,891 INR
$2,539 USD
View
B
Retailer 12
-
₹2,54,276 INR
$2,669 USD
View
B
Retailer 13
-
₹3,55,719 INR
£2,940 GBP
View
B
Retailer 14
-
₹3,73,554 INR
$3,921 USD
View
B
Retailer 15
-
₹4,07,858 INR
$4,281 USD
View
B
Retailer 16
-
₹4,15,127 INR
£3,431 GBP
View
B
Retailer 17
-
₹4,32,164 INR
SGD 6,130 SGD
View
Most Expensive
B
Taylor and Hart
APY38XB · Oct 30
₹4,51,810 INR
$4,742 USD
View
17 more retailers have this diamond
Prices start from ₹1,11,275 INRSave up to ₹3,40,535 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.

B+
1.51ct Radiant
₹1,11,275 INR