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Cushion|Lab Grown|IGI

3.03ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG658493915

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG658493915

Diamond specifications and retailer prices

From $2,991 NZD
$1,686 USD
As of October 31, 2026
Save $14,876 NZD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $17,867 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.03ct lab-grown cushion diamond

This 3.03ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG658493915 or 658493915. Listed at 21 retailers as of October 29, 2026, with prices from $2,991 to $17,867, a $14,876 spread on the same certified stone. Brilliant Earth lists it at $17,867. 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

3.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658493915
Dimensions10.90 × 6.76 × 4.66 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.90 mm6.76 mm3.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658493915
Side View
Table 66.0%Crown 41.4°Girdle: MED-THKPavilion 35.2°Culet: NoneDepth 68.9%

Caratlytics Score

How it works →
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: Oct 31
Current: $17,867 NZD|Low: $2,991 NZD|High: $17,867 NZD|Avg: $7,149 NZD
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
Retailer 15
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 3$2,991 NZD
Retailer 4$3,098 NZD
Retailer 18$3,398 NZD
Retailer 6$3,471 NZD
Retailer 9$3,588 NZD
Retailer 13$4,375 NZD
Retailer 16$4,432 NZD
Retailer 14$4,824 NZD
Retailer 2$4,943 NZD
Retailer 20$5,529 NZD
Retailer 15$7,193 NZD
Retailer 12$7,490 NZD
Retailer 10$7,641 NZD
Retailer 7$8,373 NZD
Retailer 17$8,860 NZD
Retailer 5$9,507 NZD
Retailer 8$10,361 NZD
Retailer 11$10,893 NZD
Retailer 19$13,688 NZD
Brilliant Earth$17,867 NZD

34 data points across 20 retailers

21 retailers$2,991 NZD to $17,867 NZD

A
Cheapest Retailer
-
$2,991 NZD
$1,686 USD
Final sale: no returns
Retailer 2
-
$3,098 NZD
$1,746 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$3,398 NZD
$1,915 USD
View
A
Retailer 4
-
$3,471 NZD
$1,956 USD
View
A
Retailer 5
-
$3,588 NZD
HK$15,800 HKD
View
A
Retailer 6
-
$4,375 NZD
£1,942 GBP
View
A
Retailer 7
-
$4,432 NZD
$2,498 USD
View
A
Retailer 8
-
$4,824 NZD
$2,719 USD
View
A
Retailer 9
-
$4,943 NZD
€2,653 EUR
View
A
Retailer 10
-
$5,529 NZD
$3,116 USD
View
A
Retailer 11
-
$7,193 NZD
ZAR 65,496 ZAR
View
A
Retailer 12
-
$7,490 NZD
£3,324 GBP
View
A
Retailer 13
-
$7,641 NZD
$4,306 USD
View
A
Retailer 14
-
$7,979 NZD
$4,497 USD
View
A
Retailer 15
-
$8,373 NZD
$4,719 USD
View
B+
Retailer 16
-
$8,860 NZD
£3,932 GBP
View
B+
Retailer 17
-
$9,507 NZD
$5,358 USD
View
B+
Retailer 18
-
$10,361 NZD
SGD 7,891 SGD
View
B+
Retailer 19
-
$10,893 NZD
$6,139 USD
View
Retailer 20
-
$13,688 NZD
A$11,869 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
11915287A · Oct 29
$17,867 NZD
$10,070 USD
View
20 more retailers have this diamond
Prices start from $2,991 NZDSave up to $14,876 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
3.03ct Cushion
$2,991 NZD