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Radiant|Lab Grown|IGI

3.09ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG754564236

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

Certificate IGI LG754564236

Diamond specifications and retailer prices

From ₹32,364 INR
$341 USD
As of November 2, 2026
Save ₹2,59,009 INR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: ₹2,91,374 INR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754564236 or 754564236. Listed at 18 retailers as of October 31, 2026, with prices from ₹32,364 to ₹2,91,374, a ₹2,59,009 spread on the same certified stone. Brilliant Earth lists it at ₹2,91,374. 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

3.09
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754564236
Dimensions10.57 × 7.25 × 4.84 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.57 mm7.25 mm3.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754564236
Side View
Table 65.0%Crown 37.8°Girdle: MediumPavilion 35.6°Culet: NoneDepth 66.8%

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: ₹2,91,374 INR|Low: ₹31,890 INR|High: ₹2,98,017 INR|Avg: ₹87,750 INR|-1.6%
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
Retailer 18
November 2, 2026
Retailer 18₹32,364 INR
Retailer 5₹36,161 INR
Retailer 15₹37,489 INR
Retailer 14₹40,052 INR
Retailer 17₹40,052 INR
Retailer 3₹49,325 INR
Retailer 7₹53,909 INR
Retailer 13₹54,099 INR
Retailer 12₹63,680 INR
Retailer 6₹70,328 INR
Retailer 2₹71,909 INR
Retailer 9₹98,517 INR
Retailer 4₹1,17,499 INR
Retailer 16₹1,28,793 INR
Retailer 10₹1,32,899 INR
Retailer 8₹1,55,848 INR
Retailer 11₹1,60,554 INR
Brilliant Earth₹2,91,374 INR

39 data points across 18 retailers

18 retailers₹32,364 INR to ₹2,91,374 INR

A
Cheapest Retailer
-
₹32,364 INR
$341 USD
A
Retailer 2
-
₹36,161 INR
$381 USD
View
Final sale: no returns
A
Retailer 3
-
₹37,489 INR
$395 USD
View
A
Retailer 4
-
₹40,052 INR
$422 USD
View
Retailer 5
-
₹40,052 INR
$422 USD
View
Price last confirmed 8 days ago
Retailer 6
-
₹49,325 INR
£409 GBP
View
Price last confirmed 16 days ago
B+
Retailer 7
-
₹53,909 INR
$568 USD
View
A
Retailer 8
-
₹54,099 INR
$570 USD
View
A
Retailer 9
-
₹63,680 INR
€639 EUR
View
A
Retailer 10
-
₹70,328 INR
$741 USD
View
A
Retailer 11
-
₹71,909 INR
£597 GBP
View
B+
Retailer 12
-
₹98,517 INR
$1,038 USD
View
B+
Retailer 13
-
₹1,17,499 INR
$1,238 USD
View
B+
Retailer 14
-
₹1,28,793 INR
$1,357 USD
View
B+
Retailer 15
-
₹1,32,899 INR
$1,400 USD
View
B+
Retailer 16
-
₹1,55,848 INR
$1,642 USD
View
B+
Retailer 17
-
₹1,60,554 INR
£1,332 GBP
View
Most Expensive
B
Brilliant Earth
18587410A · Oct 31
₹2,91,374 INR
$3,070 USD
View
17 more retailers have this diamond
Prices start from ₹32,364 INRSave up to ₹2,59,009 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
3.09ct Radiant
₹32,364 INR