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Radiant|Lab Grown|IGI

1.28ct D FL Radiant Lab Grown Diamond

EX • D/FL

Diamond specifications and retailer prices

From ₹22,683 INR
$239 USD
As of November 2, 2026
Save ₹1,54,608 INR (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: ₹1,77,292 INR at Blue Nile · As of November 3, 2026
View at Blue Nile

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. Listed at 5 retailers as of November 2, 2026, with prices from ₹22,683 to ₹1,77,292, a ₹1,54,608 spread on the same certified stone. Blue Nile lists it at ₹1,77,292. 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
OriginLab Grown
Grading LabIGI
Dimensions7.58 × 5.52 × 3.70 mm
L/W Ratio1.37
Top View
7.58 mm5.52 mm1.28 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 66.0%CrownGirdle: MediumPavilionCulet: NoneDepth 67.0%

Caratlytics Score

How it works →
A
Excellent
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: ₹1,77,292 INR|Low: ₹22,683 INR|High: ₹2,55,308 INR|Avg: ₹1,13,393 INR
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 2₹22,683 INR
Retailer 5₹26,290 INR
Retailer 3₹51,062 INR
Retailer 4₹99,750 INR
Blue Nile₹1,77,292 INR
Retailer 6₹2,55,308 INR

12 data points across 6 retailers

5 retailers₹22,683 INR to ₹1,77,292 INR

A
Cheapest Retailer
-
₹22,683 INR
$239 USD
A
Retailer 2
-
₹26,290 INR
$277 USD
View
A
Retailer 3
-
₹51,062 INR
$538 USD
View
B+
Retailer 4
-
₹99,750 INR
$1,051 USD
View
Most Expensive
B
Blue Nile
30353737 · Nov 3
₹1,77,292 INR
$1,868 USD
View
4 more retailers have this diamond
Prices start from ₹22,683 INRSave up to ₹1,54,608 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