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Cushion|Lab Grown|IGI

4.04ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG610350111

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG610350111

Diamond specifications and retailer prices

From $977 AUD
$685 USD
As of November 2, 2026
Save $3,517 AUD (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,495 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.04ct lab-grown cushion diamond

This 4.04ct 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 LG610350111 or 610350111. Listed at 9 retailers as of November 2, 2026, with prices from $977 to $4,495, a $3,517 spread on the same certified stone. Brilliant Earth lists it at $4,495. 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

4.04
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610350111
Dimensions10.85 × 8.43 × 5.77 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Top View
10.85 mm8.43 mm4.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610350111
Side View
Table 66.0%Crown 31.2°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 68.4%

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: $4,495 AUD|Low: $669 AUD|High: $8,476 AUD|Avg: $1,955 AUD|-47.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 8$669 AUD
Retailer 6$772 AUD
Retailer 5$977 AUD
Retailer 10$1,214 AUD
Retailer 4$1,251 AUD
Retailer 2$1,264 AUD
Retailer 9$1,364 AUD
Retailer 7$1,622 AUD
Retailer 3$2,834 AUD
Brilliant Earth$4,495 AUD

36 data points across 10 retailers

9 retailers$977 AUD to $4,495 AUD

Retailer 1
-
$772 AUD
$541 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$977 AUD
$685 USD
View
B+
Retailer 3
-
$1,214 AUD
$851 USD
View
A
Retailer 4
-
$1,251 AUD
€835 EUR
View
A
Retailer 5
-
$1,264 AUD
£697 GBP
View
A
Retailer 6
-
$1,364 AUD
$956 USD
View
A
Retailer 7
-
$1,622 AUD
$1,137 USD
View
B+
Retailer 8
-
$2,834 AUD
£1,564 GBP
View
Most Expensive
B
Brilliant Earth
8838366A · Nov 2
$4,495 AUD
$3,150 USD
View
8 more retailers have this diamond
Prices start from $977 AUDSave up to $3,517 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
4.04ct Cushion
$977 AUD