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Cushion|Lab Grown|IGI

4.06ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG818604727

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818604727

Diamond specifications and retailer prices

From $1,199 NZD
$676 USD
As of November 1, 2026
Save $3,121 NZD (72%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,445 NZD at Rare Carat · As of October 14, 2026
View at Rare Carat

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818604727 or 818604727. Listed at 4 retailers as of November 1, 2026, with a 260% 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
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818604727
Dimensions11.00 × 8.33 × 5.58 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.00 mm8.33 mm4.06 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818604727
Side View
Table 60.0%Crown 36.9°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 67.0%

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 1
Current: $4,445 NZD|Low: $1,199 NZD|High: $8,818 NZD|Avg: $4,363 NZD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3$1,199 NZD
Retailer 4$1,666 NZD
Retailer 6$2,076 NZD
Retailer 2$4,320 NZD
Rare Carat$4,445 NZD
Retailer 8$4,596 NZD
Retailer 5$6,545 NZD
Retailer 7$8,818 NZD

14 data points across 8 retailers

4 retailers$1,199 NZD to $4,320 NZD

A
Cheapest Retailer
-
$1,199 NZD
$676 USD
Final sale: no returns
B+
Retailer 2
-
$1,666 NZD
$939 USD
View
B
Retailer 3
-
$4,320 NZD
$2,435 USD
View
Most Expensive
Rare Carat
818604727 · Oct 14
$4,445 NZD
$2,505 USD
View
Price last confirmed 18 days ago
3 more retailers have this diamond
Prices start from $1,199 NZDSave up to $3,121 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
$1,199 NZD