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Cushion|Lab Grown|IGI

10.03ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG774639903

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG774639903

Diamond specifications and retailer prices

From $5,335 NZD
$3,007 USD
As of October 29, 2026
Save $35,420 NZD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $40,756 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 10.03ct lab-grown cushion diamond

This 10.03ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG774639903 or 774639903. Listed at 17 retailers as of October 29, 2026, with prices from $5,335 to $40,756, a $35,420 spread on the same certified stone. Brilliant Earth lists it at $40,756. 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

10.03
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774639903
Dimensions12.61 × 12.34 × 8.15 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.61 mm12.34 mm10.03 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774639903
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 66.0%

Caratlytics Score

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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 29
Current: $40,756 NZD|Low: $4,959 NZD|High: $40,756 NZD|Avg: $11,661 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
Retailer 16
Retailer 17
October 30, 2026
Retailer 14$4,959 NZD
Retailer 5$5,335 NZD
Retailer 8$5,527 NZD
Retailer 15$5,811 NZD
Retailer 6$6,182 NZD
Retailer 2$7,466 NZD
Retailer 10$8,558 NZD
Retailer 7$8,607 NZD
Retailer 11$9,401 NZD
Retailer 9$9,545 NZD
Retailer 12$10,259 NZD
Retailer 13$10,859 NZD
Retailer 4$12,887 NZD
Retailer 17$13,886 NZD
Retailer 16$15,439 NZD
Retailer 3$19,273 NZD
Brilliant Earth$40,756 NZD

25 data points across 17 retailers

17 retailers$5,335 NZD to $40,756 NZD

Retailer 1
-
$4,959 NZD
£2,201 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
$5,335 NZD
$3,007 USD
View
Final sale: no returns
Retailer 3
-
$5,527 NZD
$3,115 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$5,811 NZD
$3,275 USD
View
A
Retailer 5
-
$6,182 NZD
$3,484 USD
View
A
Retailer 6
-
$7,466 NZD
£3,313 GBP
View
A
Retailer 7
-
$8,558 NZD
ZAR 77,917 ZAR
View
A
Retailer 8
-
$8,607 NZD
$4,851 USD
View
A
Retailer 9
-
$9,401 NZD
€5,046 EUR
View
B+
Retailer 10
-
$9,545 NZD
£4,236 GBP
View
Retailer 11
-
$10,259 NZD
A$8,895 AUD
View
Price last confirmed 8 days ago
Retailer 12
-
$10,859 NZD
$6,120 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$12,887 NZD
$7,263 USD
View
B+
Retailer 14
-
$13,886 NZD
$7,826 USD
View
B+
Retailer 15
-
$15,439 NZD
$8,701 USD
View
B
Retailer 16
-
$19,273 NZD
$10,862 USD
View
Most Expensive
B
Brilliant Earth
17731474A · Oct 29
$40,756 NZD
$22,970 USD
View
16 more retailers have this diamond
Prices start from $5,335 NZDSave up to $35,420 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
10.03ct Cushion
$5,335 NZD