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Cushion|Lab Grown|IGI

4.10ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG762545819

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG762545819

Diamond specifications and retailer prices

From $4,798 AUD
$3,370 USD
As of October 30, 2026
Save $15,264 AUD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $22,302 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 4.1ct lab-grown cushion diamond

This 4.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762545819 or 762545819. Listed at 15 retailers as of October 30, 2026, with a 318% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.10
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545819
Dimensions10.56 × 8.72 × 5.76 mm
L/W Ratio1.21
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
10.56 mm8.72 mm4.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545819
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 66.1%

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: Oct 30
Current: $22,302 AUD|Low: $4,798 AUD|High: $27,874 AUD|Avg: $12,425 AUD|+1.6%
Novita Diamonds
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
October 31, 2026
Retailer 10$4,798 AUD
Retailer 9$5,901 AUD
Retailer 15$6,542 AUD
Retailer 2$6,908 AUD
Retailer 3$8,480 AUD
Retailer 6$8,681 AUD
Retailer 5$9,438 AUD
Retailer 14$11,157 AUD
Retailer 11$11,963 AUD
Retailer 4$12,287 AUD
Retailer 7$15,152 AUD
Retailer 12$16,443 AUD
Retailer 13$18,317 AUD
Retailer 8$20,061 AUD
Novita Diamonds$22,302 AUD

41 data points across 15 retailers

15 retailers$4,798 AUD to $20,061 AUD

A
Cheapest Retailer
-
$4,798 AUD
$3,370 USD
A
Retailer 2
-
$5,901 AUD
$4,145 USD
View
A
Retailer 3
-
$6,542 AUD
HK$35,900 HKD
View
A
Retailer 4
-
$6,908 AUD
£3,821 GBP
View
A
Retailer 5
-
$8,480 AUD
€5,673 EUR
View
A
Retailer 6
-
$8,681 AUD
$6,098 USD
View
Retailer 7
-
$9,438 AUD
$6,630 USD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$11,157 AUD
ZAR 126,614 ZAR
View
A
Retailer 9
-
$11,963 AUD
$8,403 USD
View
A
Retailer 10
-
$12,287 AUD
£6,796 GBP
View
B+
Retailer 11
-
$15,152 AUD
$10,644 USD
View
B+
Retailer 12
-
$16,443 AUD
$11,550 USD
View
B+
Retailer 13
-
$18,317 AUD
$12,867 USD
View
B+
Retailer 14
-
$20,061 AUD
$14,092 USD
View
Most Expensive
Novita Diamonds
cert_762545819 · Oct 8
$22,302 AUD
View
Price last confirmed 22 days ago
14 more retailers have this diamond
Prices start from $4,798 AUDSave up to $15,264 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
$4,798 AUD