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Radiant|Lab Grown|IGI

1.28ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG815698208

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

Certificate IGI LG815698208

Diamond specifications and retailer prices

From ₹22,683 INR
$239 USD
As of November 2, 2026
Save ₹1,94,660 INR (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹2,34,902 INR at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815698208 or 815698208. Listed at 14 retailers as of November 2, 2026, with a 858% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815698208
Dimensions7.54 × 5.35 × 3.60 mm
L/W Ratio1.41
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
7.54 mm5.35 mm1.28 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815698208
Side View
Table 65.0%Crown 45°Girdle: STK-THKPavilion 34.3°Culet: NoneDepth 67.3%

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 2
Current: ₹2,34,902 INR|Low: ₹22,683 INR|High: ₹3,12,254 INR|Avg: ₹1,02,707 INR|+5.4%
Rare Carat
Retailer 2
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Retailer 21
November 2, 2026
Retailer 16₹22,683 INR
Retailer 9₹25,762 INR
Retailer 4₹26,290 INR
Retailer 14₹29,042 INR
Retailer 2₹31,958 INR
Retailer 20₹47,360 INR
Retailer 17₹51,062 INR
Retailer 10₹72,948 INR
Retailer 8₹74,635 INR
Retailer 7₹79,256 INR
Retailer 11₹84,944 INR
Retailer 19₹90,734 INR
Retailer 5₹91,114 INR
Retailer 21₹99,750 INR
Retailer 3₹1,04,392 INR
Retailer 15₹1,25,116 INR
Retailer 12₹1,48,789 INR
Retailer 6₹1,77,292 INR
Retailer 13₹1,90,769 INR
Retailer 18₹2,17,344 INR
Rare Carat₹2,34,902 INR

24 data points across 21 retailers

14 retailers₹22,683 INR to ₹2,17,344 INR

A
Cheapest Retailer
-
₹22,683 INR
$239 USD
A
Retailer 2
-
₹26,290 INR
$277 USD
View
A
Retailer 3
-
₹31,958 INR
£265 GBP
View
A
Retailer 4
-
₹47,360 INR
$499 USD
View
A
Retailer 5
-
₹51,062 INR
$538 USD
View
B+
Retailer 6
-
₹90,734 INR
$956 USD
View
Retailer 7
-
₹91,114 INR
$960 USD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
₹99,750 INR
$1,051 USD
View
B+
Retailer 9
-
₹1,04,392 INR
$1,100 USD
View
B+
Retailer 10
-
₹1,25,116 INR
£1,038 GBP
View
B
Retailer 11
-
₹1,77,292 INR
$1,868 USD
View
B
Retailer 12
-
₹1,90,769 INR
$2,010 USD
View
B
Retailer 13
-
₹2,17,344 INR
$2,290 USD
View
Most Expensive
Rare Carat
VR-220174 · Oct 18
₹2,34,902 INR
$2,475 USD
View
Price last confirmed 15 days ago
13 more retailers have this diamond
Prices start from ₹22,683 INRSave up to ₹1,94,660 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
1.28ct Radiant
₹22,683 INR