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Radiant|Lab Grown|IGI

1.57ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG766619928

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

Certificate IGI LG766619928

Diamond specifications and retailer prices

From ₹22,916 INR
As of November 6, 2026
Save ₹2,14,701 INR (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: ₹2,37,618 INR at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.57ct lab-grown radiant diamond

This 1.57ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG766619928 or 766619928. Listed at 19 retailers as of November 6, 2026, with prices from ₹22,916 to ₹2,37,618, a ₹2,14,701 spread on the same certified stone. Brilliant Earth lists it at ₹2,37,618. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766619928
Dimensions8.28 × 5.67 × 3.83 mm
L/W Ratio1.46
Culet sizePointed
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
8.28 mm5.67 mm1.57 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766619928
Side View
Table 66.0%Crown 44.9°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 67.5%

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 6
Current: ₹2,37,618 INR|Low: ₹22,916 INR|High: ₹2,39,496 INR|Avg: ₹90,943 INR
Brilliant Earth
Retailer 2
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Retailer 18
November 6, 2026
Retailer 18₹22,916 INR
Retailer 15₹25,734 INR
Retailer 6₹26,579 INR
Retailer 12₹32,121 INR
Retailer 2₹35,032 INR
Retailer 13₹38,507 INR
Retailer 8₹41,794 INR
Retailer 11₹49,872 INR
Retailer 10₹54,849 INR
Retailer 7₹73,633 INR
Retailer 4₹81,147 INR
Retailer 14₹93,356 INR
Retailer 3₹1,00,964 INR
Retailer 5₹1,13,174 INR
Retailer 17₹1,25,571 INR
Retailer 9₹1,69,056 INR
Retailer 16₹2,20,712 INR
Brilliant Earth₹2,37,618 INR

37 data points across 18 retailers

19 retailers₹22,916 INR to ₹2,37,618 INR

A
Cheapest Retailer
-
₹22,916 INR
A
Retailer 2
-
₹25,734 INR
View
Final sale: no returns
A
Retailer 3
-
₹26,579 INR
View
A
Retailer 4
-
₹32,121 INR
View
A
Retailer 5
-
₹35,032 INR
View
B+
Retailer 6
-
₹38,507 INR
View
A
Retailer 7
-
₹41,794 INR
View
A
Retailer 8
-
₹49,872 INR
View
A
Retailer 9
-
₹54,849 INR
View
A
Retailer 10
-
₹73,633 INR
View
B+
Retailer 11
-
₹81,147 INR
View
B+
Retailer 12
-
₹92,042 INR
View
B+
Retailer 13
-
₹93,356 INR
View
B+
Retailer 14
-
₹1,00,964 INR
View
B+
Retailer 15
-
₹1,13,174 INR
View
B+
Retailer 16
-
₹1,25,571 INR
View
Retailer 17
-
₹1,69,056 INR
View
Price last confirmed 20 days ago
B
Retailer 18
-
₹2,20,712 INR
View
Most Expensive
B
Brilliant Earth
21400452Y · Nov 6
₹2,37,618 INR
$2,530 USD
View
18 more retailers have this diamond
Prices start from ₹22,916 INRSave up to ₹2,14,701 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
1.57ct Radiant
₹22,916 INR