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Radiant|Lab Grown|IGI

1.28ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG762546104

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

Certificate IGI LG762546104

Diamond specifications and retailer prices

From ₹42,399 INR
As of November 4, 2026
Save ₹1,32,685 INR (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹1,75,084 INR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG762546104 or 762546104. Listed at 13 retailers as of November 4, 2026, with prices from ₹42,399 to ₹1,75,084, a ₹1,32,685 spread on the same certified stone. Brilliant Earth lists it at ₹1,75,084. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762546104
Dimensions5.45 × 5.45 × 3.47 mm
L/W Ratio1.00
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
5.45 mm5.45 mm1.28 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762546104
Side View
Table 66.0%Crown 41.9°Girdle: MediumPavilion 33.3°Culet: NoneDepth 63.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: ₹1,75,084 INR|Low: ₹36,910 INR|High: ₹2,39,439 INR|Avg: ₹92,536 INR|-26.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 6₹42,399 INR
Retailer 7₹42,588 INR
Retailer 8₹49,970 INR
Retailer 5₹51,579 INR
Retailer 11₹54,797 INR
Retailer 2₹56,879 INR
Retailer 4₹62,746 INR
Retailer 9₹66,627 INR
Retailer 10₹1,12,716 INR
Retailer 12₹1,19,720 INR
Retailer 13₹1,27,575 INR
Retailer 3₹1,74,611 INR
Brilliant Earth₹1,75,084 INR

42 data points across 13 retailers

13 retailers₹42,399 INR to ₹1,75,084 INR

A
Cheapest Retailer
-
₹42,399 INR
A
Retailer 2
-
₹42,588 INR
View
A
Retailer 3
-
₹49,970 INR
View
A
Retailer 4
-
₹51,579 INR
View
A
Retailer 5
-
₹54,797 INR
View
A
Retailer 6
-
₹56,879 INR
View
A
Retailer 7
-
₹62,746 INR
View
B+
Retailer 8
-
₹66,627 INR
View
B
Retailer 9
-
₹1,12,716 INR
View
B
Retailer 10
-
₹1,19,720 INR
View
Retailer 11
-
₹1,27,575 INR
View
Price last confirmed 10 days ago
Retailer 12
-
₹1,74,611 INR
View
Price last confirmed 18 days ago
Most Expensive
B
Brilliant Earth
21476681Y · Nov 4
₹1,75,084 INR
$1,850 USD
View
12 more retailers have this diamond
Prices start from ₹42,399 INRSave up to ₹1,32,685 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
₹42,399 INR