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Cushion|Lab Grown|IGI

3.09ct F IF Cushion Lab Grown Diamond

EX • F/IF • IGI LG681589668

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG681589668

Diamond specifications and retailer prices

From ₹1,00,810 INR
As of November 5, 2026
Save ₹4,52,843 INR (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: ₹5,53,653 INR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG681589668 or 681589668. Listed at 19 retailers as of November 4, 2026, with prices from ₹1,00,810 to ₹5,53,653, a ₹4,52,843 spread on the same certified stone. Brilliant Earth lists it at ₹5,53,653. 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

3.09
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681589668
Dimensions8.41 × 8.41 × 5.41 mm
L/W Ratio1.00
Girdle conditionFaceted
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
8.41 mm8.41 mm3.09 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681589668
Side View
Table 61.0%Crown 37.3°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: ₹5,53,653 INR|Low: ₹1,00,810 INR|High: ₹5,54,598 INR|Avg: ₹2,86,328 INR|-0.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
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Retailer 18
November 5, 2026
Retailer 2₹1,00,810 INR
Retailer 10₹1,19,328 INR
Retailer 13₹1,20,934 INR
Retailer 8₹1,57,026 INR
Retailer 12₹1,59,293 INR
Retailer 16₹1,66,001 INR
Retailer 17₹2,10,124 INR
Retailer 15₹2,35,728 INR
Retailer 14₹2,42,625 INR
Retailer 6₹2,68,040 INR
Retailer 4₹2,87,975 INR
Retailer 3₹2,89,770 INR
Retailer 5₹3,10,272 INR
Retailer 18₹3,39,656 INR
Retailer 11₹3,53,072 INR
Retailer 7₹3,63,370 INR
Retailer 9₹4,19,019 INR
Brilliant Earth₹5,53,653 INR

35 data points across 18 retailers

19 retailers₹1,00,810 INR to ₹5,53,653 INR

A
Cheapest Retailer
-
₹1,00,810 INR
Final sale: no returns
Retailer 2
-
₹1,19,328 INR
View
Price last confirmed 25 days ago
A
Retailer 3
-
₹1,20,934 INR
View
A
Retailer 4
-
₹1,57,026 INR
View
A
Retailer 5
-
₹1,59,293 INR
View
A
Retailer 6
-
₹1,66,001 INR
View
Retailer 7
-
₹1,78,945 INR
View
Price last confirmed 25 days ago
A
Retailer 8
-
₹2,10,124 INR
View
A
Retailer 9
-
₹2,35,728 INR
View
A
Retailer 10
-
₹2,42,625 INR
View
A
Retailer 11
-
₹2,68,040 INR
View
A
Retailer 12
-
₹2,87,975 INR
View
A
Retailer 13
-
₹2,89,770 INR
View
B+
Retailer 14
-
₹3,10,272 INR
View
B+
Retailer 15
-
₹3,39,656 INR
View
B+
Retailer 16
-
₹3,53,072 INR
View
B+
Retailer 17
-
₹3,63,370 INR
View
B+
Retailer 18
-
₹4,19,019 INR
View
Most Expensive
B
Brilliant Earth
13438341A · Nov 4
₹5,53,653 INR
$5,860 USD
View
18 more retailers have this diamond
Prices start from ₹1,00,810 INRSave up to ₹4,52,843 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 Cushion
₹1,00,810 INR