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Cushion|Lab Grown|IGI

4.10ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG739546609

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG739546609

Diamond specifications and retailer prices

From $5,979 NZD
$3,370 USD
As of October 30, 2026
Save $29,134 NZD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $35,113 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore 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 LG739546609 or 739546609. Listed at 21 retailers as of October 30, 2026, with prices from $5,979 to $35,113, a $29,134 spread on the same certified stone. Do Amore Diamonds lists it at $35,113. 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 angle35.1°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739546609
Dimensions10.59 × 8.77 × 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
10.59 mm8.77 mm4.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739546609
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 34.1°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: Oct 30
Current: $35,113 NZD|Low: $5,715 NZD|High: $38,218 NZD|Avg: $15,997 NZD|-8.1%
Do Amore 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
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
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Retailer 21
October 31, 2026
Retailer 18$5,979 NZD
Retailer 16$6,201 NZD
Retailer 13$6,666 NZD
Retailer 17$7,354 NZD
Retailer 7$8,153 NZD
Retailer 15$8,610 NZD
Retailer 2$10,493 NZD
Retailer 11$10,820 NZD
Retailer 5$11,303 NZD
Retailer 10$11,764 NZD
Retailer 6$13,906 NZD
Retailer 19$14,909 NZD
Retailer 8$15,253 NZD
Retailer 9$15,377 NZD
Retailer 21$16,299 NZD
Retailer 14$18,885 NZD
Retailer 20$20,493 NZD
Retailer 4$22,830 NZD
Retailer 3$23,622 NZD
Retailer 12$27,732 NZD
Do Amore Diamonds$35,113 NZD

35 data points across 21 retailers

21 retailers$5,979 NZD to $35,113 NZD

A
Cheapest Retailer
-
$5,979 NZD
$3,370 USD
A
Retailer 2
-
$6,201 NZD
$3,495 USD
View
A
Retailer 3
-
$6,666 NZD
$3,757 USD
View
Final sale: no returns
A
Retailer 4
-
$7,354 NZD
$4,145 USD
View
A
Retailer 5
-
$8,153 NZD
HK$35,900 HKD
View
A
Retailer 6
-
$8,610 NZD
£3,821 GBP
View
A
Retailer 7
-
$10,493 NZD
€5,632 EUR
View
A
Retailer 8
-
$10,820 NZD
$6,098 USD
View
A
Retailer 9
-
$11,303 NZD
£5,016 GBP
View
Retailer 10
-
$11,764 NZD
$6,630 USD
View
Price last confirmed 13 days ago
A
Retailer 11
-
$13,906 NZD
ZAR 126,614 ZAR
View
A
Retailer 12
-
$14,909 NZD
$8,403 USD
View
A
Retailer 13
-
$15,253 NZD
£6,769 GBP
View
Retailer 14
-
$15,377 NZD
A$13,333 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$16,299 NZD
$9,186 USD
View
B+
Retailer 16
-
$18,885 NZD
$10,644 USD
View
B+
Retailer 17
-
$20,493 NZD
$11,550 USD
View
B+
Retailer 18
-
$22,830 NZD
$12,867 USD
View
B+
Retailer 19
-
$23,622 NZD
SGD 17,991 SGD
View
Retailer 20
-
$27,732 NZD
A$24,046 AUD
View
Price last confirmed 31 days ago
Most Expensive
B
Do Amore Diamonds
27-AE9219108 · Oct 31
$35,113 NZD
$19,790 USD
View
20 more retailers have this diamond
Prices start from $5,979 NZDSave up to $29,134 NZD

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
$5,979 NZD