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Cushion|Lab Grown|IGI

4.30ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG784604225

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG784604225

Diamond specifications and retailer prices

From $8,722 NZD
$4,916 USD
As of October 31, 2026
Save $50,238 NZD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $58,960 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.3ct lab-grown cushion diamond

This 4.3ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784604225 or 784604225. Listed at 17 retailers as of October 29, 2026, with prices from $8,722 to $58,960, a $50,238 spread on the same certified stone. Do Amore Diamonds lists it at $58,960. 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

4.30
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784604225
Dimensions10.82 × 8.70 × 5.88 mm
L/W Ratio1.24
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
10.82 mm8.70 mm4.30 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784604225
Side View
Table 62.0%Crown 33.9°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 67.6%

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 31
Current: $58,960 NZD|Low: $8,722 NZD|High: $58,960 NZD|Avg: $23,234 NZD
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 12$8,722 NZD
Retailer 4$9,599 NZD
Retailer 7$9,941 NZD
Retailer 11$9,989 NZD
Retailer 2$14,068 NZD
Retailer 13$14,326 NZD
Retailer 6$15,575 NZD
Retailer 9$17,266 NZD
Retailer 10$22,450 NZD
Retailer 8$23,357 NZD
Retailer 14$27,366 NZD
Retailer 15$34,846 NZD
Retailer 3$39,049 NZD
Retailer 5$52,734 NZD
Do Amore Diamonds$58,960 NZD

41 data points across 15 retailers

17 retailers$8,722 NZD to $58,960 NZD

A
Cheapest Retailer
-
$8,722 NZD
$4,916 USD
A
Retailer 2
-
$9,599 NZD
$5,410 USD
View
Final sale: no returns
Retailer 3
-
$9,941 NZD
$5,603 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$9,989 NZD
$5,630 USD
View
A
Retailer 5
-
$14,068 NZD
£6,243 GBP
View
A
Retailer 6
-
$14,326 NZD
$8,074 USD
View
B+
Retailer 7
-
$15,575 NZD
£6,912 GBP
View
B+
Retailer 8
-
$17,266 NZD
€9,268 EUR
View
B+
Retailer 9
-
$22,450 NZD
£9,963 GBP
View
B+
Retailer 10
-
$23,357 NZD
ZAR 212,663 ZAR
View
B+
Retailer 11
-
$27,366 NZD
$15,423 USD
View
B+
Retailer 12
-
$30,159 NZD
$16,998 USD
View
B
Retailer 13
-
$34,846 NZD
$19,639 USD
View
B
Retailer 14
-
$36,286 NZD
$20,451 USD
View
B
Retailer 15
-
$39,049 NZD
$22,008 USD
View
B
Retailer 16
-
$52,734 NZD
$29,721 USD
View
Most Expensive
B
Do Amore Diamonds
27-A9207B521 · Oct 29
$58,960 NZD
$33,230 USD
View
16 more retailers have this diamond
Prices start from $8,722 NZDSave up to $50,238 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
4.30ct Cushion
$8,722 NZD