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Radiant|Lab Grown|IGI

1.66ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG844602074

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

Certificate IGI LG844602074

Diamond specifications and retailer prices

From ₹26,480 INR
$279 USD
As of November 2, 2026
Save ₹2,95,265 INR (92%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: ₹3,21,745 INR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.66ct lab-grown radiant diamond

This 1.66ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844602074 or 844602074. Listed at 18 retailers as of November 2, 2026, with prices from ₹26,480 to ₹3,21,745, a ₹2,95,265 spread on the same certified stone. Brilliant Earth lists it at ₹3,21,745. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844602074
Dimensions8.51 × 5.78 × 3.86 mm
L/W Ratio1.47
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
8.51 mm5.78 mm1.66 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844602074
Side View
Table 66.0%Crown 46°Girdle: Slightly ThickPavilion 33.5°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
A+
Exceptional
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: ₹3,21,745 INR|Low: ₹26,480 INR|High: ₹3,62,556 INR|Avg: ₹1,25,888 INR|-11.3%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
November 2, 2026
Retailer 15₹26,480 INR
Retailer 6₹30,656 INR
Retailer 2₹38,286 INR
Retailer 12₹47,930 INR
Retailer 16₹49,638 INR
Retailer 3₹54,194 INR
Retailer 11₹60,092 INR
Retailer 14₹84,394 INR
Retailer 8₹89,785 INR
Retailer 18₹1,00,794 INR
Retailer 5₹1,03,745 INR
Retailer 4₹1,16,360 INR
Retailer 10₹1,35,721 INR
Retailer 13₹1,45,848 INR
Retailer 17₹2,35,377 INR
Retailer 9₹2,72,866 INR
Retailer 7₹2,96,689 INR
Brilliant Earth₹3,21,745 INR

18 data points across 18 retailers

18 retailers₹26,480 INR to ₹3,21,745 INR

A+
Cheapest Retailer
-
₹26,480 INR
$279 USD
A
Retailer 2
-
₹30,656 INR
$323 USD
View
A
Retailer 3
-
₹38,286 INR
£318 GBP
View
A
Retailer 4
-
₹47,930 INR
$505 USD
View
A
Retailer 5
-
₹49,638 INR
$523 USD
View
A
Retailer 6
-
₹54,194 INR
$571 USD
View
A
Retailer 7
-
₹60,092 INR
€603 EUR
View
A
Retailer 8
-
₹84,394 INR
A$1,368 AUD
View
A
Retailer 9
-
₹89,785 INR
$946 USD
View
A
Retailer 10
-
₹1,00,794 INR
$1,062 USD
View
A
Retailer 11
-
₹1,03,745 INR
$1,093 USD
View
B+
Retailer 12
-
₹1,16,360 INR
$1,226 USD
View
Retailer 13
-
₹1,35,721 INR
$1,430 USD
View
Price last confirmed 17 days ago
B+
Retailer 14
-
₹1,45,848 INR
£1,210 GBP
View
B
Retailer 15
-
₹2,35,377 INR
$2,480 USD
View
B
Retailer 16
-
₹2,72,866 INR
$2,875 USD
View
B
Retailer 17
-
₹2,96,689 INR
$3,126 USD
View
Most Expensive
B
Brilliant Earth
22166202Y · Nov 2
₹3,21,745 INR
$3,390 USD
View
17 more retailers have this diamond
Prices start from ₹26,480 INRSave up to ₹2,95,265 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+
1.66ct Radiant
₹26,480 INR