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Cushion|Lab Grown|IGI

4.57ct F SI1 Cushion Lab Grown Diamond

EX • F/SI1 • IGI LG644434421

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG644434421

Diamond specifications and retailer prices

From ₹70,708 INR
$745 USD
As of November 2, 2026
Save ₹2,67,172 INR (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: ₹3,37,880 INR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.57ct lab-grown cushion diamond

This 4.57ct lab-grown cushion 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 LG644434421 or 644434421. Listed at 8 retailers as of November 2, 2026, with prices from ₹70,708 to ₹3,37,880, a ₹2,67,172 spread on the same certified stone. Brilliant Earth lists it at ₹3,37,880. 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

4.57
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644434421
Dimensions12.07 × 8.90 × 5.85 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.07 mm8.90 mm4.57 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644434421
Side View
Table 61.0%Crown 34.7°Girdle: MED-THKPavilion 36.4°Culet: NoneDepth 65.7%

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: ₹3,37,880 INR|Low: ₹49,974 INR|High: ₹6,57,726 INR|Avg: ₹1,62,732 INR|-48.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6₹49,974 INR
Retailer 8₹57,610 INR
Retailer 5₹70,708 INR
Retailer 7₹89,785 INR
Retailer 4₹93,477 INR
Retailer 2₹95,807 INR
Retailer 9₹98,517 INR
Retailer 10₹1,28,603 INR
Retailer 3₹2,40,589 INR
Brilliant Earth₹3,37,880 INR

36 data points across 10 retailers

8 retailers₹70,708 INR to ₹3,37,880 INR

A
Cheapest Retailer
-
₹70,708 INR
$745 USD
B+
Retailer 2
-
₹89,785 INR
$946 USD
View
A
Retailer 3
-
₹93,477 INR
€938 EUR
View
A
Retailer 4
-
₹95,807 INR
£795 GBP
View
A
Retailer 5
-
₹98,517 INR
$1,038 USD
View
B+
Retailer 6
-
₹1,28,603 INR
$1,355 USD
View
B
Retailer 7
-
₹2,40,589 INR
£1,996 GBP
View
Most Expensive
B
Brilliant Earth
11882263A · Nov 2
₹3,37,880 INR
$3,560 USD
View
7 more retailers have this diamond
Prices start from ₹70,708 INRSave up to ₹2,67,172 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
4.57ct Cushion
₹70,708 INR