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Radiant|Lab Grown|IGI

2.51ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG833607629

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

Certificate IGI LG833607629

Diamond specifications and retailer prices

From ₹28,758 INR
$303 USD
As of November 2, 2026
Save ₹1,68,655 INR (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: ₹1,97,413 INR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 2.51ct lab-grown radiant diamond

This 2.51ct lab-grown radiant sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG833607629 or 833607629. Listed at 9 retailers as of November 2, 2026, with prices from ₹28,758 to ₹1,97,413, a ₹1,68,655 spread on the same certified stone. Brilliant Earth lists it at ₹1,97,413. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833607629
Dimensions9.19 × 6.79 × 4.74 mm
L/W Ratio1.35
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.19 mm6.79 mm2.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833607629
Side View
Table 64.0%Crown 40.3°Girdle: MediumPavilion 36.9°Culet: NoneDepth 69.8%

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: ₹1,97,413 INR|Low: ₹27,619 INR|High: ₹2,03,107 INR|Avg: ₹97,721 INR|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7₹28,758 INR
Retailer 2₹44,036 INR
Retailer 4₹57,601 INR
Retailer 6₹1,09,526 INR
Retailer 5₹1,09,621 INR
Retailer 3₹1,42,835 INR
Brilliant Earth₹1,97,413 INR

29 data points across 7 retailers

9 retailers₹28,758 INR to ₹1,97,413 INR

A
Cheapest Retailer
-
₹28,758 INR
$303 USD
A
Retailer 2
-
₹33,313 INR
$351 USD
View
A
Retailer 3
-
₹44,036 INR
£365 GBP
View
A
Retailer 4
-
₹57,601 INR
€578 EUR
View
B+
Retailer 5
-
₹1,09,526 INR
$1,154 USD
View
B+
Retailer 6
-
₹1,09,621 INR
$1,155 USD
View
B+
Retailer 7
-
₹1,14,556 INR
$1,207 USD
View
B+
Retailer 8
-
₹1,42,835 INR
£1,185 GBP
View
Most Expensive
B
Brilliant Earth
21252513A · Nov 2
₹1,97,413 INR
$2,080 USD
View
8 more retailers have this diamond
Prices start from ₹28,758 INRSave up to ₹1,68,655 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
2.51ct Radiant
₹28,758 INR