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Cushion|Lab Grown|IGI

4.10ct F SI1 Cushion Lab Grown Diamond

EX • F/SI1 • IGI LG749593778

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG749593778

Diamond specifications and retailer prices

From $1,084 AUD
$760 USD
As of November 2, 2026
Save $6,178 AUD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,263 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.1ct lab-grown cushion diamond

This 4.1ct 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 LG749593778 or 749593778. Listed at 14 retailers as of November 2, 2026, with prices from $1,084 to $7,263, a $6,178 spread on the same certified stone. Brilliant Earth lists it at $7,263. 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

4.10
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle44.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749593778
Dimensions10.93 × 8.57 × 5.87 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.93 mm8.57 mm4.10 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749593778
Side View
Table 65.0%Crown 33°Girdle: MED-THKPavilion 44.3°Culet: NoneDepth 68.5%

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: $7,263 AUD|Low: $845 AUD|High: $8,618 AUD|Avg: $2,497 AUD|-15.7%
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
November 2, 2026
Retailer 6$937 AUD
Retailer 4$1,084 AUD
Retailer 8$1,183 AUD
Retailer 10$1,513 AUD
Retailer 13$1,572 AUD
Retailer 12$1,580 AUD
Retailer 7$1,596 AUD
Retailer 11$1,732 AUD
Retailer 2$2,364 AUD
Retailer 14$3,262 AUD
Retailer 3$3,308 AUD
Retailer 5$4,416 AUD
Retailer 9$4,434 AUD
Brilliant Earth$7,263 AUD

38 data points across 14 retailers

14 retailers$1,084 AUD to $7,263 AUD

Retailer 1
-
$937 AUD
$657 USD
Price last confirmed 17 days ago
A
Retailer 2
-
$1,084 AUD
$760 USD
View
A
Retailer 3
-
$1,183 AUD
$829 USD
View
Final sale: no returns
A
Retailer 4
-
$1,513 AUD
€1,010 EUR
View
B+
Retailer 5
-
$1,572 AUD
$1,102 USD
View
A
Retailer 6
-
$1,580 AUD
$1,107 USD
View
A
Retailer 7
-
$1,596 AUD
£880 GBP
View
A
Retailer 8
-
$1,732 AUD
$1,214 USD
View
B
Retailer 9
-
$2,364 AUD
$1,657 USD
View
B
Retailer 10
-
$3,262 AUD
$2,286 USD
View
B
Retailer 11
-
$3,308 AUD
$2,318 USD
View
Retailer 12
-
$4,416 AUD
$3,095 USD
View
Price last confirmed 15 days ago
B
Retailer 13
-
$4,434 AUD
£2,447 GBP
View
Most Expensive
B
Brilliant Earth
21586390A · Nov 2
$7,263 AUD
$5,090 USD
View
13 more retailers have this diamond
Prices start from $1,084 AUDSave up to $6,178 AUD

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
4.10ct Cushion
$1,084 AUD