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Radiant|Lab Grown|IGI

2.57ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG685528891

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

Certificate IGI LG685528891

Diamond specifications and retailer prices

From ₹83,331 INR
$878 USD
As of November 2, 2026
Save ₹4,93,722 INR (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹5,77,053 INR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 2.57ct lab-grown radiant diamond

This 2.57ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG685528891 or 685528891. Listed at 14 retailers as of November 2, 2026, with prices from ₹83,331 to ₹5,77,053, a ₹4,93,722 spread on the same certified stone. Brilliant Earth lists it at ₹5,77,053. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.57
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685528891
Dimensions9.98 × 6.61 × 4.39 mm
L/W Ratio1.51
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.98 mm6.61 mm2.57 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685528891
Side View
Table 63.0%Crown 42.6°Girdle: MediumPavilion 34.5°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
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: ₹5,77,053 INR|Low: ₹56,172 INR|High: ₹5,91,289 INR|Avg: ₹2,35,317 INR|-2.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 7₹56,172 INR
Retailer 17₹83,331 INR
Retailer 11₹90,639 INR
Retailer 16₹93,297 INR
Retailer 5₹96,618 INR
Retailer 10₹97,720 INR
Retailer 2₹1,47,988 INR
Retailer 15₹1,55,178 INR
Retailer 14₹2,29,369 INR
Retailer 9₹2,44,538 INR
Retailer 4₹2,69,036 INR
Retailer 13₹2,71,632 INR
Retailer 8₹3,09,596 INR
Retailer 3₹3,38,536 INR
Retailer 6₹3,43,375 INR
Retailer 12₹3,62,210 INR
Brilliant Earth₹5,77,053 INR

27 data points across 17 retailers

14 retailers₹83,331 INR to ₹5,77,053 INR

A
Cheapest Retailer
-
₹83,331 INR
$878 USD
A
Retailer 2
-
₹90,639 INR
$955 USD
View
A
Retailer 3
-
₹93,297 INR
$983 USD
View
Final sale: no returns
A
Retailer 4
-
₹96,618 INR
$1,018 USD
View
A
Retailer 5
-
₹97,720 INR
£811 GBP
View
A
Retailer 6
-
₹1,47,988 INR
€1,485 EUR
View
A
Retailer 7
-
₹1,55,178 INR
$1,635 USD
View
A
Retailer 8
-
₹2,29,369 INR
A$3,718 AUD
View
B+
Retailer 9
-
₹2,69,036 INR
£2,232 GBP
View
B+
Retailer 10
-
₹2,71,632 INR
$2,862 USD
View
B+
Retailer 11
-
₹3,38,536 INR
$3,567 USD
View
Retailer 12
-
₹3,43,375 INR
A$5,566 AUD
View
Price last confirmed 25 days ago
B+
Retailer 13
-
₹3,62,210 INR
£3,005 GBP
View
Most Expensive
B
Brilliant Earth
21535490A · Nov 2
₹5,77,053 INR
$6,080 USD
View
13 more retailers have this diamond
Prices start from ₹83,331 INRSave up to ₹4,93,722 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
2.57ct Radiant
₹83,331 INR