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Cushion|Lab Grown|IGI

4.06ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG788601262

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

Certificate IGI LG788601262

Diamond specifications and retailer prices

From $1,385 NZD
HK$6,100 HKD
As of October 30, 2026
Save $5,889 NZD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,736 NZD at Brilliant Earth · As of October 17, 2026
View at Brilliant Earth

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788601262 or 788601262. Listed at 18 retailers as of October 30, 2026, with a 425% 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

4.06
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788601262
Dimensions9.02 × 9.34 × 5.88 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.02 mm9.34 mm4.06 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788601262
Side View
Table 63.0%Crown 33.8°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 65.2%

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 30
Current: $7,275 NZD|Low: $1,187 NZD|High: $7,275 NZD|Avg: $3,567 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
Retailer 18
October 31, 2026
Retailer 6$1,187 NZD
Retailer 3$1,223 NZD
Retailer 14$1,385 NZD
Retailer 4$1,544 NZD
Retailer 2$1,854 NZD
Retailer 9$1,870 NZD
Retailer 18$2,017 NZD
Retailer 15$2,046 NZD
Retailer 13$2,942 NZD
Retailer 8$3,401 NZD
Retailer 10$3,840 NZD
Retailer 11$4,024 NZD
Retailer 5$4,200 NZD
Retailer 7$5,506 NZD
Retailer 17$5,518 NZD
Retailer 12$5,617 NZD
Retailer 16$5,719 NZD
Brilliant Earth$7,275 NZD

39 data points across 18 retailers

18 retailers$1,385 NZD to $7,275 NZD

Retailer 1
-
$1,223 NZD
£543 GBP
Price last confirmed 18 days ago
A
Retailer 2
-
$1,385 NZD
HK$6,100 HKD
View
A
Retailer 3
-
$1,544 NZD
$870 USD
View
A
Retailer 4
-
$1,854 NZD
€995 EUR
View
A
Retailer 5
-
$1,870 NZD
$1,054 USD
View
B+
Retailer 6
-
$2,017 NZD
$1,137 USD
View
A
Retailer 7
-
$2,046 NZD
£908 GBP
View
B+
Retailer 8
-
$2,942 NZD
$1,658 USD
View
B+
Retailer 9
-
$3,401 NZD
$1,917 USD
View
Retailer 10
-
$3,840 NZD
£1,704 GBP
View
Price last confirmed 19 days ago
B+
Retailer 11
-
$4,024 NZD
SGD 3,065 SGD
View
B+
Retailer 12
-
$4,200 NZD
$2,367 USD
View
Retailer 13
-
$5,506 NZD
A$4,774 AUD
View
Price last confirmed 23 days ago
Retailer 14
-
$5,518 NZD
$3,110 USD
View
Price last confirmed 13 days ago
B+
Retailer 15
-
$5,617 NZD
$3,166 USD
View
B+
Retailer 16
-
$5,719 NZD
£2,538 GBP
View
B
Retailer 17
-
$7,275 NZD
$4,100 USD
View
Most Expensive
Brilliant Earth
18476621A · Oct 17
$7,736 NZD
$4,360 USD
View
Price last confirmed 14 days ago
17 more retailers have this diamond
Prices start from $1,385 NZDSave up to $5,889 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
4.06ct Cushion
$1,385 NZD