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Cushion|Lab Grown|IGI

4.52ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG745519963

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG745519963

Diamond specifications and retailer prices

From $14,252 NZD
£6,325 GBP
As of October 31, 2026
2 retailers carry this diamond
Most expensive: $14,252 NZD at Diamond Quarter
View at Diamond Quarter

About this 4.52ct lab-grown cushion diamond

This 4.52ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG745519963 or 745519963. Listed at 2 retailers as of October 31, 2026. 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

4.52
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745519963
Dimensions11.52 × 8.25 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.52 mm8.25 mm4.52 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745519963
Side View
Table 64.0%Crown 35.1°Girdle: MED-THKPavilion 35.8°Culet: NoneDepth 66.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $14,252 NZD|Low: $2,339 NZD|High: $20,067 NZD|Avg: $6,370 NZD
Diamond Quarter
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
September 1, 2026
Retailer 5$2,339 NZD
Retailer 4$2,474 NZD
Retailer 12$3,258 NZD
Retailer 13$3,359 NZD
Retailer 7$3,714 NZD
Retailer 3$3,747 NZD
Retailer 11$3,793 NZD
Retailer 9$3,947 NZD
Retailer 14$5,156 NZD
Retailer 6$6,183 NZD
Retailer 10$7,180 NZD
Retailer 8$12,124 NZD
Diamond Quarter$14,252 NZD
Retailer 2$19,145 NZD

80 data points across 14 retailers

2 retailers

Retailer 1
-
$10,263 NZD
$5,784 USD
Most Expensive
B
Diamond Quarter
4.52VS1D6500C3CFN · Oct 31
$14,252 NZD
£6,325 GBP
View
1 more retailer has this diamond

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.

B
4.52ct Cushion
$14,252 NZD