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Cushion|Lab Grown|IGI

4.02ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG592345133

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG592345133

Diamond specifications and retailer prices

From $3,695 NZD
$2,078 USD
As of November 2, 2026
Save $14,465 NZD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $27,701 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.02ct lab-grown cushion diamond

This 4.02ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG592345133 or 592345133. Listed at 9 retailers as of October 31, 2026, with a 391% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.02
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG592345133
Dimensions9.47 × 9.18 × 6.16 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.47 mm9.18 mm4.02 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG592345133
Side View
Table 62.0%Crown 32.2°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 67.1%

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: Nov 2
Current: $27,701 NZD|Low: $3,222 NZD|High: $27,701 NZD|Avg: $10,746 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7$3,695 NZD
Retailer 9$4,511 NZD
Retailer 3$5,085 NZD
Retailer 8$7,293 NZD
Retailer 5$7,730 NZD
Retailer 6$9,263 NZD
Retailer 10$9,836 NZD
Retailer 4$11,047 NZD
Retailer 2$13,808 NZD
Retailer 11$18,159 NZD
Do Amore Diamonds$27,701 NZD

11 data points across 11 retailers

9 retailers$3,695 NZD to $18,159 NZD

A
Cheapest Retailer
-
$3,695 NZD
$2,078 USD
B
Retailer 2
-
$7,293 NZD
$4,102 USD
View
B
Retailer 3
-
$7,730 NZD
CA$6,038 CAD
View
Retailer 4
-
$9,263 NZD
$5,210 USD
View
Price last confirmed 22 days ago
B
Retailer 5
-
$9,836 NZD
£4,356 GBP
View
B
Retailer 6
-
$11,047 NZD
A$9,559 AUD
View
B
Retailer 7
-
$13,808 NZD
£6,115 GBP
View
B
Retailer 8
-
$18,159 NZD
$10,213 USD
View
Most Expensive
Do Amore Diamonds
27-620177BEC · Nov 2
$27,701 NZD
$15,580 USD
View
Price under review
8 more retailers have this diamond
Prices start from $3,695 NZDSave up to $14,465 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
4.02ct Cushion
$3,695 NZD